21242435856

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{163847}}^1$

素因数の和:163968

約数の個数: 80

約数和(自身を含む): 57131831424

約数和(自身を除く): 35889395568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 73, 74, 111, 146, 148, 219, 222, 292, 296, 438, 444, 584, 592, 876, 888, 1168, 1752, 1776, 2701, 3504, 5402, 8103, 10804, 16206, 21608, 32412, 43216, 64824, 129648, 163847, 327694, 491541, 655388, 983082, 1310776, 1966164, 2621552, 3932328, 6062339, 7864656, 11960831, 12124678, 18187017, 23921662, 24249356, 35882493, 36374034, 47843324, 48498712, 71764986, 72748068, 95686648, 96997424, 143529972, 145496136, 191373296, 287059944, 290992272, 442550747, 574119888, 885101494, 1327652241, 1770202988, 2655304482, 3540405976, 5310608964, 7080811952, 10621217928, 21242435856]

約数ペア:

[(1, 21242435856), (2, 10621217928), (3, 7080811952), (4, 5310608964), (6, 3540405976), (8, 2655304482), (12, 1770202988), (16, 1327652241), (24, 885101494), (37, 574119888), (48, 442550747), (73, 290992272), (74, 287059944), (111, 191373296), (146, 145496136), (148, 143529972), (219, 96997424), (222, 95686648), (292, 72748068), (296, 71764986), (438, 48498712), (444, 47843324), (584, 36374034), (592, 35882493), (876, 24249356), (888, 23921662), (1168, 18187017), (1752, 12124678), (1776, 11960831), (2701, 7864656), (3504, 6062339), (5402, 3932328), (8103, 2621552), (10804, 1966164), (16206, 1310776), (21608, 983082), (32412, 655388), (43216, 491541), (64824, 327694), (129648, 163847)]