21617736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128677}}^1$

素因数の和:128693

約数の個数: 32

約数和(自身を含む): 61765440

約数和(自身を除く): 40147704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128677, 257354, 386031, 514708, 772062, 900739, 1029416, 1544124, 1801478, 2702217, 3088248, 3602956, 5404434, 7205912, 10808868, 21617736]

約数ペア:

[(1, 21617736), (2, 10808868), (3, 7205912), (4, 5404434), (6, 3602956), (7, 3088248), (8, 2702217), (12, 1801478), (14, 1544124), (21, 1029416), (24, 900739), (28, 772062), (42, 514708), (56, 386031), (84, 257354), (168, 128677)]