21890532

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 31735068

約数列:

[1, 2, 3, 4, 6, 12, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 444, 564, 1049, 1739, 2098, 3147, 3478, 4196, 5217, 6294, 6956, 10434, 12588, 20868, 38813, 49303, 77626, 98606, 116439, 147909, 155252, 197212, 232878, 295818, 465756, 591636, 1824211, 3648422, 5472633, 7296844, 10945266, 21890532]

約数ペア:

[(1, 21890532), (2, 10945266), (3, 7296844), (4, 5472633), (6, 3648422), (12, 1824211), (37, 591636), (47, 465756), (74, 295818), (94, 232878), (111, 197212), (141, 155252), (148, 147909), (188, 116439), (222, 98606), (282, 77626), (444, 49303), (564, 38813), (1049, 20868), (1739, 12588), (2098, 10434), (3147, 6956), (3478, 6294), (4196, 5217)]