21001301092

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{6899}}^1$

素因数の和:7212

約数の個数: 48

約数和(自身を含む): 38121451200

約数和(自身を除く): 17120150108

約数列:

[1, 2, 4, 53, 83, 106, 166, 173, 212, 332, 346, 692, 4399, 6899, 8798, 9169, 13798, 14359, 17596, 18338, 27596, 28718, 36676, 57436, 365647, 572617, 731294, 761027, 1145234, 1193527, 1462588, 1522054, 2290468, 2387054, 3044108, 4774108, 30348701, 60697402, 63256931, 99062741, 121394804, 126513862, 198125482, 253027724, 396250964, 5250325273, 10500650546, 21001301092]

約数ペア:

[(1, 21001301092), (2, 10500650546), (4, 5250325273), (53, 396250964), (83, 253027724), (106, 198125482), (166, 126513862), (173, 121394804), (212, 99062741), (332, 63256931), (346, 60697402), (692, 30348701), (4399, 4774108), (6899, 3044108), (8798, 2387054), (9169, 2290468), (13798, 1522054), (14359, 1462588), (17596, 1193527), (18338, 1145234), (27596, 761027), (28718, 731294), (36676, 572617), (57436, 365647)]