21013530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41203}}^1$

素因数の和:41230

約数の個数: 32

約数和(自身を含む): 53400384

約数和(自身を除く): 32386854

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41203, 82406, 123609, 206015, 247218, 412030, 618045, 700451, 1236090, 1400902, 2101353, 3502255, 4202706, 7004510, 10506765, 21013530]

約数ペア:

[(1, 21013530), (2, 10506765), (3, 7004510), (5, 4202706), (6, 3502255), (10, 2101353), (15, 1400902), (17, 1236090), (30, 700451), (34, 618045), (51, 412030), (85, 247218), (102, 206015), (170, 123609), (255, 82406), (510, 41203)]