21594930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 65691648

約数和(自身を除く): 44096718

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 23, 30, 34, 35, 42, 46, 51, 69, 70, 85, 102, 105, 115, 119, 138, 161, 170, 210, 230, 238, 255, 263, 322, 345, 357, 391, 483, 510, 526, 595, 690, 714, 782, 789, 805, 966, 1173, 1190, 1315, 1578, 1610, 1785, 1841, 1955, 2346, 2415, 2630, 2737, 3570, 3682, 3910, 3945, 4471, 4830, 5474, 5523, 5865, 6049, 7890, 8211, 8942, 9205, 11046, 11730, 12098, 13413, 13685, 16422, 18147, 18410, 22355, 26826, 27370, 27615, 30245, 31297, 36294, 41055, 42343, 44710, 55230, 60490, 62594, 67065, 82110, 84686, 90735, 93891, 102833, 127029, 134130, 156485, 181470, 187782, 205666, 211715, 254058, 308499, 312970, 423430, 469455, 514165, 616998, 635145, 719831, 938910, 1028330, 1270290, 1439662, 1542495, 2159493, 3084990, 3599155, 4318986, 7198310, 10797465, 21594930]

約数ペア:

[(1, 21594930), (2, 10797465), (3, 7198310), (5, 4318986), (6, 3599155), (7, 3084990), (10, 2159493), (14, 1542495), (15, 1439662), (17, 1270290), (21, 1028330), (23, 938910), (30, 719831), (34, 635145), (35, 616998), (42, 514165), (46, 469455), (51, 423430), (69, 312970), (70, 308499), (85, 254058), (102, 211715), (105, 205666), (115, 187782), (119, 181470), (138, 156485), (161, 134130), (170, 127029), (210, 102833), (230, 93891), (238, 90735), (255, 84686), (263, 82110), (322, 67065), (345, 62594), (357, 60490), (391, 55230), (483, 44710), (510, 42343), (526, 41055), (595, 36294), (690, 31297), (714, 30245), (782, 27615), (789, 27370), (805, 26826), (966, 22355), (1173, 18410), (1190, 18147), (1315, 16422), (1578, 13685), (1610, 13413), (1785, 12098), (1841, 11730), (1955, 11046), (2346, 9205), (2415, 8942), (2630, 8211), (2737, 7890), (3570, 6049), (3682, 5865), (3910, 5523), (3945, 5474), (4471, 4830)]