21536072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2347}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 42827520

約数和(自身を除く): 21291448

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 1147, 2294, 2347, 4588, 4694, 9176, 9388, 18776, 72757, 86839, 145514, 173678, 291028, 347356, 582056, 694712, 2692009, 5384018, 10768036, 21536072]

約数ペア:

[(1, 21536072), (2, 10768036), (4, 5384018), (8, 2692009), (31, 694712), (37, 582056), (62, 347356), (74, 291028), (124, 173678), (148, 145514), (248, 86839), (296, 72757), (1147, 18776), (2294, 9388), (2347, 9176), (4588, 4694)]