16221912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 46663680

約数和(自身を除く): 30441768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 223, 433, 446, 669, 866, 892, 1299, 1338, 1561, 1732, 1784, 2598, 2676, 3031, 3122, 3464, 4683, 5196, 5352, 6062, 6244, 9093, 9366, 10392, 12124, 12488, 18186, 18732, 24248, 36372, 37464, 72744, 96559, 193118, 289677, 386236, 579354, 675913, 772472, 1158708, 1351826, 2027739, 2317416, 2703652, 4055478, 5407304, 8110956, 16221912]

約数ペア:

[(1, 16221912), (2, 8110956), (3, 5407304), (4, 4055478), (6, 2703652), (7, 2317416), (8, 2027739), (12, 1351826), (14, 1158708), (21, 772472), (24, 675913), (28, 579354), (42, 386236), (56, 289677), (84, 193118), (168, 96559), (223, 72744), (433, 37464), (446, 36372), (669, 24248), (866, 18732), (892, 18186), (1299, 12488), (1338, 12124), (1561, 10392), (1732, 9366), (1784, 9093), (2598, 6244), (2676, 6062), (3031, 5352), (3122, 5196), (3464, 4683)]