21834228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 55711040

約数和(自身を除く): 33876812

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2089, 2613, 3484, 4178, 5226, 6267, 8356, 10452, 12534, 25068, 27157, 54314, 81471, 108628, 139963, 162942, 279926, 325884, 419889, 559852, 839778, 1679556, 1819519, 3639038, 5458557, 7278076, 10917114, 21834228]

約数ペア:

[(1, 21834228), (2, 10917114), (3, 7278076), (4, 5458557), (6, 3639038), (12, 1819519), (13, 1679556), (26, 839778), (39, 559852), (52, 419889), (67, 325884), (78, 279926), (134, 162942), (156, 139963), (201, 108628), (268, 81471), (402, 54314), (804, 27157), (871, 25068), (1742, 12534), (2089, 10452), (2613, 8356), (3484, 6267), (4178, 5226)]