21984327055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1\times {\mathrm{5741}}^1$

素因数の和:6171

約数の個数: 32

約数和(自身を含む): 28054952640

約数和(自身を除く): 6070625585

約数列:

[1, 5, 19, 95, 173, 233, 865, 1165, 3287, 4427, 5741, 16435, 22135, 28705, 40309, 109079, 201545, 545395, 765871, 993193, 1337653, 3829355, 4965965, 6688265, 18870667, 25415407, 94353335, 127077035, 231413969, 1157069845, 4396865411, 21984327055]

約数ペア:

[(1, 21984327055), (5, 4396865411), (19, 1157069845), (95, 231413969), (173, 127077035), (233, 94353335), (865, 25415407), (1165, 18870667), (3287, 6688265), (4427, 4965965), (5741, 3829355), (16435, 1337653), (22135, 993193), (28705, 765871), (40309, 545395), (109079, 201545)]