21384684

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3557}}^1$

素因数の和:3734

約数の個数: 36

約数和(自身を含む): 54394704

約数和(自身を除く): 33010020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3557, 6012, 7114, 10671, 14228, 21342, 32013, 42684, 64026, 128052, 594019, 1188038, 1782057, 2376076, 3564114, 5346171, 7128228, 10692342, 21384684]

約数ペア:

[(1, 21384684), (2, 10692342), (3, 7128228), (4, 5346171), (6, 3564114), (9, 2376076), (12, 1782057), (18, 1188038), (36, 594019), (167, 128052), (334, 64026), (501, 42684), (668, 32013), (1002, 21342), (1503, 14228), (2004, 10671), (3006, 7114), (3557, 6012)]