21642216

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 58828800

約数和(自身を除く): 37186584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1531, 1767, 2356, 3062, 3534, 4593, 4712, 6124, 7068, 9186, 12248, 14136, 18372, 29089, 36744, 47461, 58178, 87267, 94922, 116356, 142383, 174534, 189844, 232712, 284766, 349068, 379688, 569532, 698136, 901759, 1139064, 1803518, 2705277, 3607036, 5410554, 7214072, 10821108, 21642216]

約数ペア:

[(1, 21642216), (2, 10821108), (3, 7214072), (4, 5410554), (6, 3607036), (8, 2705277), (12, 1803518), (19, 1139064), (24, 901759), (31, 698136), (38, 569532), (57, 379688), (62, 349068), (76, 284766), (93, 232712), (114, 189844), (124, 174534), (152, 142383), (186, 116356), (228, 94922), (248, 87267), (372, 58178), (456, 47461), (589, 36744), (744, 29089), (1178, 18372), (1531, 14136), (1767, 12248), (2356, 9186), (3062, 7068), (3534, 6124), (4593, 4712)]