21336870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 57293568

約数和(自身を除く): 35956698

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 107, 115, 138, 170, 214, 230, 255, 289, 321, 345, 391, 510, 535, 578, 642, 690, 782, 867, 1070, 1173, 1445, 1605, 1734, 1819, 1955, 2346, 2461, 2890, 3210, 3638, 3910, 4335, 4922, 5457, 5865, 6647, 7383, 8670, 9095, 10914, 11730, 12305, 13294, 14766, 18190, 19941, 24610, 27285, 30923, 33235, 36915, 39882, 41837, 54570, 61846, 66470, 73830, 83674, 92769, 99705, 125511, 154615, 185538, 199410, 209185, 251022, 309230, 418370, 463845, 627555, 711229, 927690, 1255110, 1422458, 2133687, 3556145, 4267374, 7112290, 10668435, 21336870]

約数ペア:

[(1, 21336870), (2, 10668435), (3, 7112290), (5, 4267374), (6, 3556145), (10, 2133687), (15, 1422458), (17, 1255110), (23, 927690), (30, 711229), (34, 627555), (46, 463845), (51, 418370), (69, 309230), (85, 251022), (102, 209185), (107, 199410), (115, 185538), (138, 154615), (170, 125511), (214, 99705), (230, 92769), (255, 83674), (289, 73830), (321, 66470), (345, 61846), (391, 54570), (510, 41837), (535, 39882), (578, 36915), (642, 33235), (690, 30923), (782, 27285), (867, 24610), (1070, 19941), (1173, 18190), (1445, 14766), (1605, 13294), (1734, 12305), (1819, 11730), (1955, 10914), (2346, 9095), (2461, 8670), (2890, 7383), (3210, 6647), (3638, 5865), (3910, 5457), (4335, 4922)]