21382068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 52899840

約数和(自身を除く): 31517772

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 191, 228, 382, 491, 573, 764, 982, 1146, 1473, 1964, 2292, 2946, 3629, 5892, 7258, 9329, 10887, 14516, 18658, 21774, 27987, 37316, 43548, 55974, 93781, 111948, 187562, 281343, 375124, 562686, 1125372, 1781839, 3563678, 5345517, 7127356, 10691034, 21382068]

約数ペア:

[(1, 21382068), (2, 10691034), (3, 7127356), (4, 5345517), (6, 3563678), (12, 1781839), (19, 1125372), (38, 562686), (57, 375124), (76, 281343), (114, 187562), (191, 111948), (228, 93781), (382, 55974), (491, 43548), (573, 37316), (764, 27987), (982, 21774), (1146, 18658), (1473, 14516), (1964, 10887), (2292, 9329), (2946, 7258), (3629, 5892)]