21490704

素因数分解:

$2^4\times 3^3\times {\mathrm{49747}}^1$

素因数の和:49764

約数の個数: 40

約数和(自身を含む): 61687520

約数和(自身を除く): 40196816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49747, 99494, 149241, 198988, 298482, 397976, 447723, 596964, 795952, 895446, 1193928, 1343169, 1790892, 2387856, 2686338, 3581784, 5372676, 7163568, 10745352, 21490704]

約数ペア:

[(1, 21490704), (2, 10745352), (3, 7163568), (4, 5372676), (6, 3581784), (8, 2686338), (9, 2387856), (12, 1790892), (16, 1343169), (18, 1193928), (24, 895446), (27, 795952), (36, 596964), (48, 447723), (54, 397976), (72, 298482), (108, 198988), (144, 149241), (216, 99494), (432, 49747)]