21332157020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{56611}}^1$

素因数の和:56930

約数の個数: 48

約数和(自身を含む): 45537787008

約数和(自身を除く): 24205629988

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 227, 332, 415, 454, 830, 908, 1135, 1660, 2270, 4540, 18841, 37682, 56611, 75364, 94205, 113222, 188410, 226444, 283055, 376820, 566110, 1132220, 4698713, 9397426, 12850697, 18794852, 23493565, 25701394, 46987130, 51402788, 64253485, 93974260, 128506970, 257013940, 1066607851, 2133215702, 4266431404, 5333039255, 10666078510, 21332157020]

約数ペア:

[(1, 21332157020), (2, 10666078510), (4, 5333039255), (5, 4266431404), (10, 2133215702), (20, 1066607851), (83, 257013940), (166, 128506970), (227, 93974260), (332, 64253485), (415, 51402788), (454, 46987130), (830, 25701394), (908, 23493565), (1135, 18794852), (1660, 12850697), (2270, 9397426), (4540, 4698713), (18841, 1132220), (37682, 566110), (56611, 376820), (75364, 283055), (94205, 226444), (113222, 188410)]