21348516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{36307}}^1$

素因数の和:36328

約数の個数: 36

約数和(自身を含む): 57947568

約数和(自身を除く): 36599052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 36307, 72614, 108921, 145228, 217842, 254149, 435684, 508298, 762447, 1016596, 1524894, 1779043, 3049788, 3558086, 5337129, 7116172, 10674258, 21348516]

約数ペア:

[(1, 21348516), (2, 10674258), (3, 7116172), (4, 5337129), (6, 3558086), (7, 3049788), (12, 1779043), (14, 1524894), (21, 1016596), (28, 762447), (42, 508298), (49, 435684), (84, 254149), (98, 217842), (147, 145228), (196, 108921), (294, 72614), (588, 36307)]