21996060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6917}}^1$

素因数の和:6982

約数の個数: 48

約数和(自身を含む): 62760096

約数和(自身を除く): 40764036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6917, 13834, 20751, 27668, 34585, 41502, 69170, 83004, 103755, 138340, 207510, 366601, 415020, 733202, 1099803, 1466404, 1833005, 2199606, 3666010, 4399212, 5499015, 7332020, 10998030, 21996060]

約数ペア:

[(1, 21996060), (2, 10998030), (3, 7332020), (4, 5499015), (5, 4399212), (6, 3666010), (10, 2199606), (12, 1833005), (15, 1466404), (20, 1099803), (30, 733202), (53, 415020), (60, 366601), (106, 207510), (159, 138340), (212, 103755), (265, 83004), (318, 69170), (530, 41502), (636, 34585), (795, 27668), (1060, 20751), (1590, 13834), (3180, 6917)]