21741354

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 49720320

約数和(自身を除く): 27978966

約数列:

[1, 2, 3, 6, 9, 18, 31, 47, 62, 93, 94, 141, 186, 279, 282, 423, 558, 829, 846, 1457, 1658, 2487, 2914, 4371, 4974, 7461, 8742, 13113, 14922, 25699, 26226, 38963, 51398, 77097, 77926, 116889, 154194, 231291, 233778, 350667, 462582, 701334, 1207853, 2415706, 3623559, 7247118, 10870677, 21741354]

約数ペア:

[(1, 21741354), (2, 10870677), (3, 7247118), (6, 3623559), (9, 2415706), (18, 1207853), (31, 701334), (47, 462582), (62, 350667), (93, 233778), (94, 231291), (141, 154194), (186, 116889), (279, 77926), (282, 77097), (423, 51398), (558, 38963), (829, 26226), (846, 25699), (1457, 14922), (1658, 13113), (2487, 8742), (2914, 7461), (4371, 4974)]