21886032

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 65888640

約数和(自身を除く): 44002608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1113, 1229, 1272, 1484, 2226, 2458, 2544, 2968, 3687, 4452, 4916, 5936, 7374, 8603, 8904, 9832, 14748, 17206, 17808, 19664, 25809, 29496, 34412, 51618, 58992, 65137, 68824, 103236, 130274, 137648, 195411, 206472, 260548, 390822, 412944, 455959, 521096, 781644, 911918, 1042192, 1367877, 1563288, 1823836, 2735754, 3126576, 3647672, 5471508, 7295344, 10943016, 21886032]

約数ペア:

[(1, 21886032), (2, 10943016), (3, 7295344), (4, 5471508), (6, 3647672), (7, 3126576), (8, 2735754), (12, 1823836), (14, 1563288), (16, 1367877), (21, 1042192), (24, 911918), (28, 781644), (42, 521096), (48, 455959), (53, 412944), (56, 390822), (84, 260548), (106, 206472), (112, 195411), (159, 137648), (168, 130274), (212, 103236), (318, 68824), (336, 65137), (371, 58992), (424, 51618), (636, 34412), (742, 29496), (848, 25809), (1113, 19664), (1229, 17808), (1272, 17206), (1484, 14748), (2226, 9832), (2458, 8904), (2544, 8603), (2968, 7374), (3687, 5936), (4452, 4916)]