21418032

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{3257}}^1$

素因数の和:3405

約数の個数: 40

約数和(自身を含む): 55750896

約数和(自身を除く): 34332864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3257, 3288, 6514, 6576, 9771, 13028, 19542, 26056, 39084, 52112, 78168, 156336, 446209, 892418, 1338627, 1784836, 2677254, 3569672, 5354508, 7139344, 10709016, 21418032]

約数ペア:

[(1, 21418032), (2, 10709016), (3, 7139344), (4, 5354508), (6, 3569672), (8, 2677254), (12, 1784836), (16, 1338627), (24, 892418), (48, 446209), (137, 156336), (274, 78168), (411, 52112), (548, 39084), (822, 26056), (1096, 19542), (1644, 13028), (2192, 9771), (3257, 6576), (3288, 6514)]