21985530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104693}}^1$

素因数の和:104710

約数の個数: 32

約数和(自身を含む): 60303744

約数和(自身を除く): 38318214

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104693, 209386, 314079, 523465, 628158, 732851, 1046930, 1465702, 1570395, 2198553, 3140790, 3664255, 4397106, 7328510, 10992765, 21985530]

約数ペア:

[(1, 21985530), (2, 10992765), (3, 7328510), (5, 4397106), (6, 3664255), (7, 3140790), (10, 2198553), (14, 1570395), (15, 1465702), (21, 1046930), (30, 732851), (35, 628158), (42, 523465), (70, 314079), (105, 209386), (210, 104693)]