21451392

素因数分解:

$2^7\times 3^4\times {\mathrm{2069}}^1$

素因数の和:2095

約数の個数: 80

約数和(自身を含む): 63869850

約数和(自身を除く): 42418458

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2069, 2592, 3456, 4138, 5184, 6207, 8276, 10368, 12414, 16552, 18621, 24828, 33104, 37242, 49656, 55863, 66208, 74484, 99312, 111726, 132416, 148968, 167589, 198624, 223452, 264832, 297936, 335178, 397248, 446904, 595872, 670356, 794496, 893808, 1191744, 1340712, 1787616, 2383488, 2681424, 3575232, 5362848, 7150464, 10725696, 21451392]

約数ペア:

[(1, 21451392), (2, 10725696), (3, 7150464), (4, 5362848), (6, 3575232), (8, 2681424), (9, 2383488), (12, 1787616), (16, 1340712), (18, 1191744), (24, 893808), (27, 794496), (32, 670356), (36, 595872), (48, 446904), (54, 397248), (64, 335178), (72, 297936), (81, 264832), (96, 223452), (108, 198624), (128, 167589), (144, 148968), (162, 132416), (192, 111726), (216, 99312), (288, 74484), (324, 66208), (384, 55863), (432, 49656), (576, 37242), (648, 33104), (864, 24828), (1152, 18621), (1296, 16552), (1728, 12414), (2069, 10368), (2592, 8276), (3456, 6207), (4138, 5184)]