21097907922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38640857}}^1$

素因数の和:38640882

約数の個数: 32

約数和(自身を含む): 51933313152

約数和(自身を除く): 30835405230

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38640857, 77281714, 115922571, 231845142, 270485999, 502331141, 540971998, 811457997, 1004662282, 1506993423, 1622915994, 3013986846, 3516317987, 7032635974, 10548953961, 21097907922]

約数ペア:

[(1, 21097907922), (2, 10548953961), (3, 7032635974), (6, 3516317987), (7, 3013986846), (13, 1622915994), (14, 1506993423), (21, 1004662282), (26, 811457997), (39, 540971998), (42, 502331141), (78, 270485999), (91, 231845142), (182, 115922571), (273, 77281714), (546, 38640857)]