21739370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3049}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 20423830

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 3049, 3565, 6098, 7130, 15245, 30490, 70127, 94519, 140254, 189038, 350635, 472595, 701270, 945190, 2173937, 4347874, 10869685, 21739370]

約数ペア:

[(1, 21739370), (2, 10869685), (5, 4347874), (10, 2173937), (23, 945190), (31, 701270), (46, 472595), (62, 350635), (115, 189038), (155, 140254), (230, 94519), (310, 70127), (713, 30490), (1426, 15245), (3049, 7130), (3565, 6098)]