21863802340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64305301}}^1$

素因数の和:64305327

約数の個数: 24

約数和(自身を含む): 48614808312

約数和(自身を除く): 26751005972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 64305301, 128610602, 257221204, 321526505, 643053010, 1093190117, 1286106020, 2186380234, 4372760468, 5465950585, 10931901170, 21863802340]

約数ペア:

[(1, 21863802340), (2, 10931901170), (4, 5465950585), (5, 4372760468), (10, 2186380234), (17, 1286106020), (20, 1093190117), (34, 643053010), (68, 321526505), (85, 257221204), (170, 128610602), (340, 64305301)]