21480336

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{2617}}^1$

素因数の和:2653

約数の個数: 80

約数和(自身を含む): 64926400

約数和(自身を除く): 43446064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2617, 2736, 4104, 5234, 7851, 8208, 10468, 15702, 20936, 23553, 31404, 41872, 47106, 49723, 62808, 70659, 94212, 99446, 125616, 141318, 149169, 188424, 198892, 282636, 298338, 376848, 397784, 447507, 565272, 596676, 795568, 895014, 1130544, 1193352, 1342521, 1790028, 2386704, 2685042, 3580056, 5370084, 7160112, 10740168, 21480336]

約数ペア:

[(1, 21480336), (2, 10740168), (3, 7160112), (4, 5370084), (6, 3580056), (8, 2685042), (9, 2386704), (12, 1790028), (16, 1342521), (18, 1193352), (19, 1130544), (24, 895014), (27, 795568), (36, 596676), (38, 565272), (48, 447507), (54, 397784), (57, 376848), (72, 298338), (76, 282636), (108, 198892), (114, 188424), (144, 149169), (152, 141318), (171, 125616), (216, 99446), (228, 94212), (304, 70659), (342, 62808), (432, 49723), (456, 47106), (513, 41872), (684, 31404), (912, 23553), (1026, 20936), (1368, 15702), (2052, 10468), (2617, 8208), (2736, 7851), (4104, 5234)]