21534768

素因数分解:

$2^4\times 3^3\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 80

約数和(自身を含む): 62694400

約数和(自身を除く): 41159632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 108, 144, 158, 216, 237, 316, 432, 474, 631, 632, 711, 948, 1262, 1264, 1422, 1893, 1896, 2133, 2524, 2844, 3786, 3792, 4266, 5048, 5679, 5688, 7572, 8532, 10096, 11358, 11376, 15144, 17037, 17064, 22716, 30288, 34074, 34128, 45432, 49849, 68148, 90864, 99698, 136296, 149547, 199396, 272592, 299094, 398792, 448641, 598188, 797584, 897282, 1196376, 1345923, 1794564, 2392752, 2691846, 3589128, 5383692, 7178256, 10767384, 21534768]

約数ペア:

[(1, 21534768), (2, 10767384), (3, 7178256), (4, 5383692), (6, 3589128), (8, 2691846), (9, 2392752), (12, 1794564), (16, 1345923), (18, 1196376), (24, 897282), (27, 797584), (36, 598188), (48, 448641), (54, 398792), (72, 299094), (79, 272592), (108, 199396), (144, 149547), (158, 136296), (216, 99698), (237, 90864), (316, 68148), (432, 49849), (474, 45432), (631, 34128), (632, 34074), (711, 30288), (948, 22716), (1262, 17064), (1264, 17037), (1422, 15144), (1893, 11376), (1896, 11358), (2133, 10096), (2524, 8532), (2844, 7572), (3786, 5688), (3792, 5679), (4266, 5048)]