21372647352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127218139}}^1$

素因数の和:127218155

約数の個数: 32

約数和(自身を含む): 61064707200

約数和(自身を除く): 39692059848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127218139, 254436278, 381654417, 508872556, 763308834, 890526973, 1017745112, 1526617668, 1781053946, 2671580919, 3053235336, 3562107892, 5343161838, 7124215784, 10686323676, 21372647352]

約数ペア:

[(1, 21372647352), (2, 10686323676), (3, 7124215784), (4, 5343161838), (6, 3562107892), (7, 3053235336), (8, 2671580919), (12, 1781053946), (14, 1526617668), (21, 1017745112), (24, 890526973), (28, 763308834), (42, 508872556), (56, 381654417), (84, 254436278), (168, 127218139)]