21377496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127247}}^1$

素因数の和:127263

約数の個数: 32

約数和(自身を含む): 61079040

約数和(自身を除く): 39701544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127247, 254494, 381741, 508988, 763482, 890729, 1017976, 1526964, 1781458, 2672187, 3053928, 3562916, 5344374, 7125832, 10688748, 21377496]

約数ペア:

[(1, 21377496), (2, 10688748), (3, 7125832), (4, 5344374), (6, 3562916), (7, 3053928), (8, 2672187), (12, 1781458), (14, 1526964), (21, 1017976), (24, 890729), (28, 763482), (42, 508988), (56, 381741), (84, 254494), (168, 127247)]