21496608

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10663}}^1$

素因数の和:10686

約数の個数: 72

約数和(自身を含む): 69870528

約数和(自身を除く): 48373920

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10663, 21326, 31989, 42652, 63978, 74641, 85304, 95967, 127956, 149282, 170608, 191934, 223923, 255912, 298564, 341216, 383868, 447846, 511824, 597128, 671769, 767736, 895692, 1023648, 1194256, 1343538, 1535472, 1791384, 2388512, 2687076, 3070944, 3582768, 5374152, 7165536, 10748304, 21496608]

約数ペア:

[(1, 21496608), (2, 10748304), (3, 7165536), (4, 5374152), (6, 3582768), (7, 3070944), (8, 2687076), (9, 2388512), (12, 1791384), (14, 1535472), (16, 1343538), (18, 1194256), (21, 1023648), (24, 895692), (28, 767736), (32, 671769), (36, 597128), (42, 511824), (48, 447846), (56, 383868), (63, 341216), (72, 298564), (84, 255912), (96, 223923), (112, 191934), (126, 170608), (144, 149282), (168, 127956), (224, 95967), (252, 85304), (288, 74641), (336, 63978), (504, 42652), (672, 31989), (1008, 21326), (2016, 10663)]