21598070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1613}}^1$

素因数の和:1736

約数の個数: 32

約数和(自身を含む): 42299712

約数和(自身を除く): 20701642

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 1613, 2678, 3226, 6695, 8065, 13390, 16130, 20969, 41938, 104845, 166139, 209690, 332278, 830695, 1661390, 2159807, 4319614, 10799035, 21598070]

約数ペア:

[(1, 21598070), (2, 10799035), (5, 4319614), (10, 2159807), (13, 1661390), (26, 830695), (65, 332278), (103, 209690), (130, 166139), (206, 104845), (515, 41938), (1030, 20969), (1339, 16130), (1613, 13390), (2678, 8065), (3226, 6695)]