21905928

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1667

約数の個数: 96

約数和(自身を含む): 68571360

約数和(自身を除く): 46665432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 132, 136, 153, 187, 198, 204, 264, 306, 374, 396, 408, 561, 612, 748, 792, 1122, 1224, 1496, 1627, 1683, 2244, 3254, 3366, 4488, 4881, 6508, 6732, 9762, 13016, 13464, 14643, 17897, 19524, 27659, 29286, 35794, 39048, 53691, 55318, 58572, 71588, 82977, 107382, 110636, 117144, 143176, 161073, 165954, 214764, 221272, 248931, 304249, 322146, 331908, 429528, 497862, 608498, 644292, 663816, 912747, 995724, 1216996, 1288584, 1825494, 1991448, 2433992, 2738241, 3650988, 5476482, 7301976, 10952964, 21905928]

約数ペア:

[(1, 21905928), (2, 10952964), (3, 7301976), (4, 5476482), (6, 3650988), (8, 2738241), (9, 2433992), (11, 1991448), (12, 1825494), (17, 1288584), (18, 1216996), (22, 995724), (24, 912747), (33, 663816), (34, 644292), (36, 608498), (44, 497862), (51, 429528), (66, 331908), (68, 322146), (72, 304249), (88, 248931), (99, 221272), (102, 214764), (132, 165954), (136, 161073), (153, 143176), (187, 117144), (198, 110636), (204, 107382), (264, 82977), (306, 71588), (374, 58572), (396, 55318), (408, 53691), (561, 39048), (612, 35794), (748, 29286), (792, 27659), (1122, 19524), (1224, 17897), (1496, 14643), (1627, 13464), (1683, 13016), (2244, 9762), (3254, 6732), (3366, 6508), (4488, 4881)]