21000512712

素因数分解:

$2^3\times 3^1\times {\mathrm{523}}^1\times {\mathrm{1673081}}^1$

素因数の和:1673613

約数の個数: 32

約数和(自身を含む): 52601698080

約数和(自身を除く): 31601185368

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 523, 1046, 1569, 2092, 3138, 4184, 6276, 12552, 1673081, 3346162, 5019243, 6692324, 10038486, 13384648, 20076972, 40153944, 875021363, 1750042726, 2625064089, 3500085452, 5250128178, 7000170904, 10500256356, 21000512712]

約数ペア:

[(1, 21000512712), (2, 10500256356), (3, 7000170904), (4, 5250128178), (6, 3500085452), (8, 2625064089), (12, 1750042726), (24, 875021363), (523, 40153944), (1046, 20076972), (1569, 13384648), (2092, 10038486), (3138, 6692324), (4184, 5019243), (6276, 3346162), (12552, 1673081)]