21199430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7043}}^1$

素因数の和:7100

約数の個数: 32

約数和(自身を含む): 44630784

約数和(自身を除く): 23431354

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 7043, 14086, 35215, 49301, 70430, 98602, 246505, 302849, 493010, 605698, 1514245, 2119943, 3028490, 4239886, 10599715, 21199430]

約数ペア:

[(1, 21199430), (2, 10599715), (5, 4239886), (7, 3028490), (10, 2119943), (14, 1514245), (35, 605698), (43, 493010), (70, 302849), (86, 246505), (215, 98602), (301, 70430), (430, 49301), (602, 35215), (1505, 14086), (3010, 7043)]