21352110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1033}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 56282688

約数和(自身を除く): 34930578

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1033, 1378, 1590, 2066, 2067, 3099, 3445, 4134, 5165, 6198, 6890, 10330, 10335, 13429, 15495, 20670, 26858, 30990, 40287, 54749, 67145, 80574, 109498, 134290, 164247, 201435, 273745, 328494, 402870, 547490, 711737, 821235, 1423474, 1642470, 2135211, 3558685, 4270422, 7117370, 10676055, 21352110]

約数ペア:

[(1, 21352110), (2, 10676055), (3, 7117370), (5, 4270422), (6, 3558685), (10, 2135211), (13, 1642470), (15, 1423474), (26, 821235), (30, 711737), (39, 547490), (53, 402870), (65, 328494), (78, 273745), (106, 201435), (130, 164247), (159, 134290), (195, 109498), (265, 80574), (318, 67145), (390, 54749), (530, 40287), (689, 30990), (795, 26858), (1033, 20670), (1378, 15495), (1590, 13429), (2066, 10335), (2067, 10330), (3099, 6890), (3445, 6198), (4134, 5165)]