21000932

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 19278748

約数列:

[1, 2, 4, 23, 46, 53, 59, 73, 92, 106, 118, 146, 212, 236, 292, 1219, 1357, 1679, 2438, 2714, 3127, 3358, 3869, 4307, 4876, 5428, 6254, 6716, 7738, 8614, 12508, 15476, 17228, 71921, 88987, 99061, 143842, 177974, 198122, 228271, 287684, 355948, 396244, 456542, 913084, 5250233, 10500466, 21000932]

約数ペア:

[(1, 21000932), (2, 10500466), (4, 5250233), (23, 913084), (46, 456542), (53, 396244), (59, 355948), (73, 287684), (92, 228271), (106, 198122), (118, 177974), (146, 143842), (212, 99061), (236, 88987), (292, 71921), (1219, 17228), (1357, 15476), (1679, 12508), (2438, 8614), (2714, 7738), (3127, 6716), (3358, 6254), (3869, 5428), (4307, 4876)]