21195498

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{207799}}^1$

素因数の和:207821

約数の個数: 16

約数和(自身を含む): 44884800

約数和(自身を除く): 23689302

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 207799, 415598, 623397, 1246794, 3532583, 7065166, 10597749, 21195498]

約数ペア:

[(1, 21195498), (2, 10597749), (3, 7065166), (6, 3532583), (17, 1246794), (34, 623397), (51, 415598), (102, 207799)]