21997536

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 64810368

約数和(自身を除く): 42812832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 66, 74, 88, 96, 111, 132, 148, 176, 222, 264, 296, 352, 407, 444, 528, 563, 592, 814, 888, 1056, 1126, 1184, 1221, 1628, 1689, 1776, 2252, 2442, 3256, 3378, 3552, 4504, 4884, 6193, 6512, 6756, 9008, 9768, 12386, 13024, 13512, 18016, 18579, 19536, 20831, 24772, 27024, 37158, 39072, 41662, 49544, 54048, 62493, 74316, 83324, 99088, 124986, 148632, 166648, 198176, 229141, 249972, 297264, 333296, 458282, 499944, 594528, 666592, 687423, 916564, 999888, 1374846, 1833128, 1999776, 2749692, 3666256, 5499384, 7332512, 10998768, 21997536]

約数ペア:

[(1, 21997536), (2, 10998768), (3, 7332512), (4, 5499384), (6, 3666256), (8, 2749692), (11, 1999776), (12, 1833128), (16, 1374846), (22, 999888), (24, 916564), (32, 687423), (33, 666592), (37, 594528), (44, 499944), (48, 458282), (66, 333296), (74, 297264), (88, 249972), (96, 229141), (111, 198176), (132, 166648), (148, 148632), (176, 124986), (222, 99088), (264, 83324), (296, 74316), (352, 62493), (407, 54048), (444, 49544), (528, 41662), (563, 39072), (592, 37158), (814, 27024), (888, 24772), (1056, 20831), (1126, 19536), (1184, 18579), (1221, 18016), (1628, 13512), (1689, 13024), (1776, 12386), (2252, 9768), (2442, 9008), (3256, 6756), (3378, 6512), (3552, 6193), (4504, 4884)]