21812352

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 59331360

約数和(自身を除く): 37519008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1321, 1376, 2064, 2642, 2752, 3963, 4128, 5284, 5504, 7926, 8256, 10568, 15852, 16512, 21136, 31704, 42272, 56803, 63408, 84544, 113606, 126816, 169088, 170409, 227212, 253632, 340818, 454424, 507264, 681636, 908848, 1363272, 1817696, 2726544, 3635392, 5453088, 7270784, 10906176, 21812352]

約数ペア:

[(1, 21812352), (2, 10906176), (3, 7270784), (4, 5453088), (6, 3635392), (8, 2726544), (12, 1817696), (16, 1363272), (24, 908848), (32, 681636), (43, 507264), (48, 454424), (64, 340818), (86, 253632), (96, 227212), (128, 170409), (129, 169088), (172, 126816), (192, 113606), (258, 84544), (344, 63408), (384, 56803), (516, 42272), (688, 31704), (1032, 21136), (1321, 16512), (1376, 15852), (2064, 10568), (2642, 8256), (2752, 7926), (3963, 5504), (4128, 5284)]