21635152

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 55389312

約数和(自身を除く): 33754160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1033, 1232, 1309, 1496, 1904, 2066, 2618, 2992, 4132, 5236, 7231, 8264, 10472, 11363, 14462, 16528, 17561, 20944, 22726, 28924, 35122, 45452, 57848, 70244, 79541, 90904, 115696, 122927, 140488, 159082, 181808, 193171, 245854, 280976, 318164, 386342, 491708, 636328, 772684, 983416, 1272656, 1352197, 1545368, 1966832, 2704394, 3090736, 5408788, 10817576, 21635152]

約数ペア:

[(1, 21635152), (2, 10817576), (4, 5408788), (7, 3090736), (8, 2704394), (11, 1966832), (14, 1545368), (16, 1352197), (17, 1272656), (22, 983416), (28, 772684), (34, 636328), (44, 491708), (56, 386342), (68, 318164), (77, 280976), (88, 245854), (112, 193171), (119, 181808), (136, 159082), (154, 140488), (176, 122927), (187, 115696), (238, 90904), (272, 79541), (308, 70244), (374, 57848), (476, 45452), (616, 35122), (748, 28924), (952, 22726), (1033, 20944), (1232, 17561), (1309, 16528), (1496, 14462), (1904, 11363), (2066, 10472), (2618, 8264), (2992, 7231), (4132, 5236)]