21156556908

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{2749}}^1\times {\mathrm{7727}}^1$

素因数の和:10566

約数の個数: 48

約数和(自身を含む): 49984704000

約数和(自身を除く): 28828147092

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 2749, 5498, 7727, 8247, 10996, 15454, 16494, 23181, 30908, 32988, 46362, 92724, 228167, 456334, 641341, 684501, 912668, 1282682, 1369002, 1924023, 2565364, 2738004, 3848046, 7696092, 21241523, 42483046, 63724569, 84966092, 127449138, 254898276, 1763046409, 3526092818, 5289139227, 7052185636, 10578278454, 21156556908]

約数ペア:

[(1, 21156556908), (2, 10578278454), (3, 7052185636), (4, 5289139227), (6, 3526092818), (12, 1763046409), (83, 254898276), (166, 127449138), (249, 84966092), (332, 63724569), (498, 42483046), (996, 21241523), (2749, 7696092), (5498, 3848046), (7727, 2738004), (8247, 2565364), (10996, 1924023), (15454, 1369002), (16494, 1282682), (23181, 912668), (30908, 684501), (32988, 641341), (46362, 456334), (92724, 228167)]