21377136

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40487}}^1$

素因数の和:40509

約数の個数: 40

約数和(自身を含む): 60246144

約数和(自身を除く): 38869008

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40487, 80974, 121461, 161948, 242922, 323896, 445357, 485844, 647792, 890714, 971688, 1336071, 1781428, 1943376, 2672142, 3562856, 5344284, 7125712, 10688568, 21377136]

約数ペア:

[(1, 21377136), (2, 10688568), (3, 7125712), (4, 5344284), (6, 3562856), (8, 2672142), (11, 1943376), (12, 1781428), (16, 1336071), (22, 971688), (24, 890714), (33, 647792), (44, 485844), (48, 445357), (66, 323896), (88, 242922), (132, 161948), (176, 121461), (264, 80974), (528, 40487)]