21971184

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9739}}^1$

素因数の和:9797

約数の個数: 40

約数和(自身を含む): 57972480

約数和(自身を除く): 36001296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9739, 19478, 29217, 38956, 58434, 77912, 116868, 155824, 233736, 457733, 467472, 915466, 1373199, 1830932, 2746398, 3661864, 5492796, 7323728, 10985592, 21971184]

約数ペア:

[(1, 21971184), (2, 10985592), (3, 7323728), (4, 5492796), (6, 3661864), (8, 2746398), (12, 1830932), (16, 1373199), (24, 915466), (47, 467472), (48, 457733), (94, 233736), (141, 155824), (188, 116868), (282, 77912), (376, 58434), (564, 38956), (752, 29217), (1128, 19478), (2256, 9739)]