21107472

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25867}}^1$

素因数の和:25895

約数の個数: 40

約数和(自身を含む): 57737376

約数和(自身を除く): 36629904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25867, 51734, 77601, 103468, 155202, 206936, 310404, 413872, 439739, 620808, 879478, 1241616, 1319217, 1758956, 2638434, 3517912, 5276868, 7035824, 10553736, 21107472]

約数ペア:

[(1, 21107472), (2, 10553736), (3, 7035824), (4, 5276868), (6, 3517912), (8, 2638434), (12, 1758956), (16, 1319217), (17, 1241616), (24, 879478), (34, 620808), (48, 439739), (51, 413872), (68, 310404), (102, 206936), (136, 155202), (204, 103468), (272, 77601), (408, 51734), (816, 25867)]