21592610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 42154560

約数和(自身を除く): 20561950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1019, 1630, 2038, 2119, 4238, 5095, 10190, 10595, 13247, 21190, 26494, 66235, 132470, 166097, 332194, 830485, 1660970, 2159261, 4318522, 10796305, 21592610]

約数ペア:

[(1, 21592610), (2, 10796305), (5, 4318522), (10, 2159261), (13, 1660970), (26, 830485), (65, 332194), (130, 166097), (163, 132470), (326, 66235), (815, 26494), (1019, 21190), (1630, 13247), (2038, 10595), (2119, 10190), (4238, 5095)]