21340950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8401

約数の個数: 48

約数和(自身を含む): 56045520

約数和(自身を除く): 34704570

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8369, 16738, 25107, 41845, 50214, 83690, 125535, 142273, 209225, 251070, 284546, 418450, 426819, 627675, 711365, 853638, 1255350, 1422730, 2134095, 3556825, 4268190, 7113650, 10670475, 21340950]

約数ペア:

[(1, 21340950), (2, 10670475), (3, 7113650), (5, 4268190), (6, 3556825), (10, 2134095), (15, 1422730), (17, 1255350), (25, 853638), (30, 711365), (34, 627675), (50, 426819), (51, 418450), (75, 284546), (85, 251070), (102, 209225), (150, 142273), (170, 125535), (255, 83690), (425, 50214), (510, 41845), (850, 25107), (1275, 16738), (2550, 8369)]