21070147310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{493793}}^1$

素因数の和:494068

約数の個数: 32

約数和(自身を含む): 40317292512

約数和(自身を除く): 19247145202

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 251, 502, 1255, 2510, 4267, 8534, 21335, 42670, 493793, 987586, 2468965, 4937930, 8394481, 16788962, 41972405, 83944810, 123942043, 247884086, 619710215, 1239420430, 2107014731, 4214029462, 10535073655, 21070147310]

約数ペア:

[(1, 21070147310), (2, 10535073655), (5, 4214029462), (10, 2107014731), (17, 1239420430), (34, 619710215), (85, 247884086), (170, 123942043), (251, 83944810), (502, 41972405), (1255, 16788962), (2510, 8394481), (4267, 4937930), (8534, 2468965), (21335, 987586), (42670, 493793)]