21065730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100313}}^1$

素因数の和:100330

約数の個数: 32

約数和(自身を含む): 57780864

約数和(自身を除く): 36715134

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100313, 200626, 300939, 501565, 601878, 702191, 1003130, 1404382, 1504695, 2106573, 3009390, 3510955, 4213146, 7021910, 10532865, 21065730]

約数ペア:

[(1, 21065730), (2, 10532865), (3, 7021910), (5, 4213146), (6, 3510955), (7, 3009390), (10, 2106573), (14, 1504695), (15, 1404382), (21, 1003130), (30, 702191), (35, 601878), (42, 501565), (70, 300939), (105, 200626), (210, 100313)]