21723582010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5390467}}^1$

素因数の和:5390518

約数の個数: 32

約数和(自身を含む): 43468733952

約数和(自身を除く): 21745151942

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 5390467, 10780934, 26952335, 53904670, 70076071, 140152142, 167104477, 334208954, 350380355, 700760710, 835522385, 1671044770, 2172358201, 4344716402, 10861791005, 21723582010]

約数ペア:

[(1, 21723582010), (2, 10861791005), (5, 4344716402), (10, 2172358201), (13, 1671044770), (26, 835522385), (31, 700760710), (62, 350380355), (65, 334208954), (130, 167104477), (155, 140152142), (310, 70076071), (403, 53904670), (806, 26952335), (2015, 10780934), (4030, 5390467)]