21094064672

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{26953}}^1$

素因数の和:27661

約数の個数: 48

約数和(自身を含む): 42717453912

約数和(自身を除く): 21623389240

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 661, 1184, 1322, 2644, 5288, 10576, 21152, 24457, 26953, 48914, 53906, 97828, 107812, 195656, 215624, 391312, 431248, 782624, 862496, 997261, 1994522, 3989044, 7978088, 15956176, 17815933, 31912352, 35631866, 71263732, 142527464, 285054928, 570109856, 659189521, 1318379042, 2636758084, 5273516168, 10547032336, 21094064672]

約数ペア:

[(1, 21094064672), (2, 10547032336), (4, 5273516168), (8, 2636758084), (16, 1318379042), (32, 659189521), (37, 570109856), (74, 285054928), (148, 142527464), (296, 71263732), (592, 35631866), (661, 31912352), (1184, 17815933), (1322, 15956176), (2644, 7978088), (5288, 3989044), (10576, 1994522), (21152, 997261), (24457, 862496), (26953, 782624), (48914, 431248), (53906, 391312), (97828, 215624), (107812, 195656)]