21373930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2214

約数の個数: 32

約数和(自身を含む): 41446080

約数和(自身を除く): 20072150

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 118, 170, 295, 590, 1003, 2006, 2131, 4262, 5015, 10030, 10655, 21310, 36227, 72454, 125729, 181135, 251458, 362270, 628645, 1257290, 2137393, 4274786, 10686965, 21373930]

約数ペア:

[(1, 21373930), (2, 10686965), (5, 4274786), (10, 2137393), (17, 1257290), (34, 628645), (59, 362270), (85, 251458), (118, 181135), (170, 125729), (295, 72454), (590, 36227), (1003, 21310), (2006, 10655), (2131, 10030), (4262, 5015)]