21032005430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1193}}^1\times {\mathrm{103703}}^1$

素因数の和:104920

約数の個数: 32

約数和(自身を含む): 40118514624

約数和(自身を除く): 19086509194

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1193, 2386, 5965, 11930, 20281, 40562, 101405, 103703, 202810, 207406, 518515, 1037030, 1762951, 3525902, 8814755, 17629510, 123717679, 247435358, 618588395, 1237176790, 2103200543, 4206401086, 10516002715, 21032005430]

約数ペア:

[(1, 21032005430), (2, 10516002715), (5, 4206401086), (10, 2103200543), (17, 1237176790), (34, 618588395), (85, 247435358), (170, 123717679), (1193, 17629510), (2386, 8814755), (5965, 3525902), (11930, 1762951), (20281, 1037030), (40562, 518515), (101405, 207406), (103703, 202810)]