21901932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{883}}^1$

素因数の和:959

約数の個数: 72

約数和(自身を含む): 60815664

約数和(自身を除く): 38913732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 883, 954, 1378, 1766, 1908, 2067, 2649, 2756, 3532, 4134, 5298, 6201, 7947, 8268, 10596, 11479, 12402, 15894, 22958, 24804, 31788, 34437, 45916, 46799, 68874, 93598, 103311, 137748, 140397, 187196, 206622, 280794, 413244, 421191, 561588, 608387, 842382, 1216774, 1684764, 1825161, 2433548, 3650322, 5475483, 7300644, 10950966, 21901932]

約数ペア:

[(1, 21901932), (2, 10950966), (3, 7300644), (4, 5475483), (6, 3650322), (9, 2433548), (12, 1825161), (13, 1684764), (18, 1216774), (26, 842382), (36, 608387), (39, 561588), (52, 421191), (53, 413244), (78, 280794), (106, 206622), (117, 187196), (156, 140397), (159, 137748), (212, 103311), (234, 93598), (318, 68874), (468, 46799), (477, 45916), (636, 34437), (689, 31788), (883, 24804), (954, 22958), (1378, 15894), (1766, 12402), (1908, 11479), (2067, 10596), (2649, 8268), (2756, 7947), (3532, 6201), (4134, 5298)]