21898618

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{911}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 18287750

約数列:

[1, 2, 7, 14, 17, 34, 101, 119, 202, 238, 707, 911, 1414, 1717, 1822, 3434, 6377, 12019, 12754, 15487, 24038, 30974, 92011, 108409, 184022, 216818, 644077, 1288154, 1564187, 3128374, 10949309, 21898618]

約数ペア:

[(1, 21898618), (2, 10949309), (7, 3128374), (14, 1564187), (17, 1288154), (34, 644077), (101, 216818), (119, 184022), (202, 108409), (238, 92011), (707, 30974), (911, 24038), (1414, 15487), (1717, 12754), (1822, 12019), (3434, 6377)]