21220464

素因数分解:

$2^4\times 3^1\times {\mathrm{433}}^1\times {\mathrm{1021}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 54999952

約数和(自身を除く): 33779488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 433, 866, 1021, 1299, 1732, 2042, 2598, 3063, 3464, 4084, 5196, 6126, 6928, 8168, 10392, 12252, 16336, 20784, 24504, 49008, 442093, 884186, 1326279, 1768372, 2652558, 3536744, 5305116, 7073488, 10610232, 21220464]

約数ペア:

[(1, 21220464), (2, 10610232), (3, 7073488), (4, 5305116), (6, 3536744), (8, 2652558), (12, 1768372), (16, 1326279), (24, 884186), (48, 442093), (433, 49008), (866, 24504), (1021, 20784), (1299, 16336), (1732, 12252), (2042, 10392), (2598, 8168), (3063, 6928), (3464, 6126), (4084, 5196)]