21946770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 60046272

約数和(自身を除く): 38099502

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 53, 86, 90, 106, 107, 129, 159, 214, 215, 258, 265, 318, 321, 387, 430, 477, 530, 535, 642, 645, 774, 795, 954, 963, 1070, 1290, 1590, 1605, 1926, 1935, 2279, 2385, 3210, 3870, 4558, 4601, 4770, 4815, 5671, 6837, 9202, 9630, 11342, 11395, 13674, 13803, 17013, 20511, 22790, 23005, 27606, 28355, 34026, 34185, 41022, 41409, 46010, 51039, 56710, 68370, 69015, 82818, 85065, 102078, 102555, 138030, 170130, 205110, 207045, 243853, 255195, 414090, 487706, 510390, 731559, 1219265, 1463118, 2194677, 2438530, 3657795, 4389354, 7315590, 10973385, 21946770]

約数ペア:

[(1, 21946770), (2, 10973385), (3, 7315590), (5, 4389354), (6, 3657795), (9, 2438530), (10, 2194677), (15, 1463118), (18, 1219265), (30, 731559), (43, 510390), (45, 487706), (53, 414090), (86, 255195), (90, 243853), (106, 207045), (107, 205110), (129, 170130), (159, 138030), (214, 102555), (215, 102078), (258, 85065), (265, 82818), (318, 69015), (321, 68370), (387, 56710), (430, 51039), (477, 46010), (530, 41409), (535, 41022), (642, 34185), (645, 34026), (774, 28355), (795, 27606), (954, 23005), (963, 22790), (1070, 20511), (1290, 17013), (1590, 13803), (1605, 13674), (1926, 11395), (1935, 11342), (2279, 9630), (2385, 9202), (3210, 6837), (3870, 5671), (4558, 4815), (4601, 4770)]