21754068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258977}}^1$

素因数の和:258991

約数の個数: 24

約数和(自身を含む): 58011072

約数和(自身を除く): 36257004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258977, 517954, 776931, 1035908, 1553862, 1812839, 3107724, 3625678, 5438517, 7251356, 10877034, 21754068]

約数ペア:

[(1, 21754068), (2, 10877034), (3, 7251356), (4, 5438517), (6, 3625678), (7, 3107724), (12, 1812839), (14, 1553862), (21, 1035908), (28, 776931), (42, 517954), (84, 258977)]