2021148976

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:603

約数の個数: 160

約数和(自身を含む): 5075389440

約数和(自身を除く): 3054240464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 101, 112, 148, 154, 176, 202, 259, 296, 308, 404, 407, 439, 518, 592, 616, 707, 808, 814, 878, 1036, 1111, 1232, 1414, 1616, 1628, 1756, 2072, 2222, 2828, 2849, 3073, 3256, 3512, 3737, 4144, 4444, 4829, 5656, 5698, 6146, 6512, 7024, 7474, 7777, 8888, 9658, 11312, 11396, 12292, 14948, 15554, 16243, 17776, 19316, 22792, 24584, 26159, 29896, 31108, 32486, 33803, 38632, 41107, 44339, 45584, 49168, 52318, 59792, 62216, 64972, 67606, 77264, 82214, 88678, 104636, 113701, 124432, 129944, 135212, 164428, 177356, 178673, 209272, 227402, 259888, 270424, 287749, 310373, 328856, 354712, 357346, 418544, 454804, 487729, 540848, 575498, 620746, 657712, 709424, 714692, 909608, 975458, 1150996, 1241492, 1250711, 1429384, 1640543, 1819216, 1950916, 2301992, 2482984, 2501422, 2858768, 3281086, 3414103, 3901832, 4603984, 4965968, 5002844, 6562172, 6828206, 7803664, 10005688, 11483801, 13124344, 13656412, 18045973, 20011376, 22967602, 26248688, 27312824, 36091946, 45935204, 54625648, 72183892, 91870408, 126321811, 144367784, 183740816, 252643622, 288735568, 505287244, 1010574488, 2021148976]

約数ペア:

[(1, 2021148976), (2, 1010574488), (4, 505287244), (7, 288735568), (8, 252643622), (11, 183740816), (14, 144367784), (16, 126321811), (22, 91870408), (28, 72183892), (37, 54625648), (44, 45935204), (56, 36091946), (74, 27312824), (77, 26248688), (88, 22967602), (101, 20011376), (112, 18045973), (148, 13656412), (154, 13124344), (176, 11483801), (202, 10005688), (259, 7803664), (296, 6828206), (308, 6562172), (404, 5002844), (407, 4965968), (439, 4603984), (518, 3901832), (592, 3414103), (616, 3281086), (707, 2858768), (808, 2501422), (814, 2482984), (878, 2301992), (1036, 1950916), (1111, 1819216), (1232, 1640543), (1414, 1429384), (1616, 1250711), (1628, 1241492), (1756, 1150996), (2072, 975458), (2222, 909608), (2828, 714692), (2849, 709424), (3073, 657712), (3256, 620746), (3512, 575498), (3737, 540848), (4144, 487729), (4444, 454804), (4829, 418544), (5656, 357346), (5698, 354712), (6146, 328856), (6512, 310373), (7024, 287749), (7474, 270424), (7777, 259888), (8888, 227402), (9658, 209272), (11312, 178673), (11396, 177356), (12292, 164428), (14948, 135212), (15554, 129944), (16243, 124432), (17776, 113701), (19316, 104636), (22792, 88678), (24584, 82214), (26159, 77264), (29896, 67606), (31108, 64972), (32486, 62216), (33803, 59792), (38632, 52318), (41107, 49168), (44339, 45584)]