21906588

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2562

約数の個数: 48

約数和(自身を含む): 56617344

約数和(自身を除く): 34710756

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 132, 134, 201, 268, 402, 737, 804, 1474, 2211, 2477, 2948, 4422, 4954, 7431, 8844, 9908, 14862, 27247, 29724, 54494, 81741, 108988, 163482, 165959, 326964, 331918, 497877, 663836, 995754, 1825549, 1991508, 3651098, 5476647, 7302196, 10953294, 21906588]

約数ペア:

[(1, 21906588), (2, 10953294), (3, 7302196), (4, 5476647), (6, 3651098), (11, 1991508), (12, 1825549), (22, 995754), (33, 663836), (44, 497877), (66, 331918), (67, 326964), (132, 165959), (134, 163482), (201, 108988), (268, 81741), (402, 54494), (737, 29724), (804, 27247), (1474, 14862), (2211, 9908), (2477, 8844), (2948, 7431), (4422, 4954)]