21761670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{599}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 60134400

約数和(自身を除く): 38372730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 173, 210, 346, 519, 599, 865, 1038, 1198, 1211, 1730, 1797, 2422, 2595, 2995, 3594, 3633, 4193, 5190, 5990, 6055, 7266, 8386, 8985, 12110, 12579, 17970, 18165, 20965, 25158, 36330, 41930, 62895, 103627, 125790, 207254, 310881, 518135, 621762, 725389, 1036270, 1450778, 1554405, 2176167, 3108810, 3626945, 4352334, 7253890, 10880835, 21761670]

約数ペア:

[(1, 21761670), (2, 10880835), (3, 7253890), (5, 4352334), (6, 3626945), (7, 3108810), (10, 2176167), (14, 1554405), (15, 1450778), (21, 1036270), (30, 725389), (35, 621762), (42, 518135), (70, 310881), (105, 207254), (173, 125790), (210, 103627), (346, 62895), (519, 41930), (599, 36330), (865, 25158), (1038, 20965), (1198, 18165), (1211, 17970), (1730, 12579), (1797, 12110), (2422, 8985), (2595, 8386), (2995, 7266), (3594, 6055), (3633, 5990), (4193, 5190)]