2105964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 6228768

約数和(自身を除く): 4122804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 137, 183, 244, 252, 274, 366, 411, 427, 548, 549, 732, 822, 854, 959, 1098, 1233, 1281, 1644, 1708, 1918, 2196, 2466, 2562, 2877, 3836, 3843, 4932, 5124, 5754, 7686, 8357, 8631, 11508, 15372, 16714, 17262, 25071, 33428, 34524, 50142, 58499, 75213, 100284, 116998, 150426, 175497, 233996, 300852, 350994, 526491, 701988, 1052982, 2105964]

約数ペア:

[(1, 2105964), (2, 1052982), (3, 701988), (4, 526491), (6, 350994), (7, 300852), (9, 233996), (12, 175497), (14, 150426), (18, 116998), (21, 100284), (28, 75213), (36, 58499), (42, 50142), (61, 34524), (63, 33428), (84, 25071), (122, 17262), (126, 16714), (137, 15372), (183, 11508), (244, 8631), (252, 8357), (274, 7686), (366, 5754), (411, 5124), (427, 4932), (548, 3843), (549, 3836), (732, 2877), (822, 2562), (854, 2466), (959, 2196), (1098, 1918), (1233, 1708), (1281, 1644)]