21668088

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1877}}^1$

素因数の和:1936

約数の個数: 64

約数和(自身を含む): 59945760

約数和(自身を除く): 38277672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1877, 1924, 2886, 3754, 3848, 5631, 5772, 7508, 11262, 11544, 15016, 22524, 24401, 45048, 48802, 69449, 73203, 97604, 138898, 146406, 195208, 208347, 277796, 292812, 416694, 555592, 585624, 833388, 902837, 1666776, 1805674, 2708511, 3611348, 5417022, 7222696, 10834044, 21668088]

約数ペア:

[(1, 21668088), (2, 10834044), (3, 7222696), (4, 5417022), (6, 3611348), (8, 2708511), (12, 1805674), (13, 1666776), (24, 902837), (26, 833388), (37, 585624), (39, 555592), (52, 416694), (74, 292812), (78, 277796), (104, 208347), (111, 195208), (148, 146406), (156, 138898), (222, 97604), (296, 73203), (312, 69449), (444, 48802), (481, 45048), (888, 24401), (962, 22524), (1443, 15016), (1877, 11544), (1924, 11262), (2886, 7508), (3754, 5772), (3848, 5631)]