21364602

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 29507718

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 79, 94, 137, 141, 158, 237, 274, 282, 329, 411, 474, 553, 658, 822, 959, 987, 1106, 1659, 1918, 1974, 2877, 3318, 3713, 5754, 6439, 7426, 10823, 11139, 12878, 19317, 21646, 22278, 25991, 32469, 38634, 45073, 51982, 64938, 75761, 77973, 90146, 135219, 151522, 155946, 227283, 270438, 454566, 508681, 1017362, 1526043, 3052086, 3560767, 7121534, 10682301, 21364602]

約数ペア:

[(1, 21364602), (2, 10682301), (3, 7121534), (6, 3560767), (7, 3052086), (14, 1526043), (21, 1017362), (42, 508681), (47, 454566), (79, 270438), (94, 227283), (137, 155946), (141, 151522), (158, 135219), (237, 90146), (274, 77973), (282, 75761), (329, 64938), (411, 51982), (474, 45073), (553, 38634), (658, 32469), (822, 25991), (959, 22278), (987, 21646), (1106, 19317), (1659, 12878), (1918, 11139), (1974, 10823), (2877, 7426), (3318, 6439), (3713, 5754)]