20212009936

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{60637}}^1$

素因数の和:60979

約数の個数: 40

約数和(自身を含む): 39791140704

約数和(自身を除く): 19579130768

約数列:

[1, 2, 4, 8, 16, 83, 166, 251, 332, 502, 664, 1004, 1328, 2008, 4016, 20833, 41666, 60637, 83332, 121274, 166664, 242548, 333328, 485096, 970192, 5032871, 10065742, 15219887, 20131484, 30439774, 40262968, 60879548, 80525936, 121759096, 243518192, 1263250621, 2526501242, 5053002484, 10106004968, 20212009936]

約数ペア:

[(1, 20212009936), (2, 10106004968), (4, 5053002484), (8, 2526501242), (16, 1263250621), (83, 243518192), (166, 121759096), (251, 80525936), (332, 60879548), (502, 40262968), (664, 30439774), (1004, 20131484), (1328, 15219887), (2008, 10065742), (4016, 5032871), (20833, 970192), (41666, 485096), (60637, 333328), (83332, 242548), (121274, 166664)]