21424968

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 62150400

約数和(自身を除く): 40725432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 31, 36, 58, 62, 72, 87, 93, 116, 124, 174, 186, 232, 248, 261, 279, 331, 348, 372, 522, 558, 662, 696, 744, 899, 993, 1044, 1116, 1324, 1798, 1986, 2088, 2232, 2648, 2697, 2979, 3596, 3972, 5394, 5958, 7192, 7944, 8091, 9599, 10261, 10788, 11916, 16182, 19198, 20522, 21576, 23832, 28797, 30783, 32364, 38396, 41044, 57594, 61566, 64728, 76792, 82088, 86391, 92349, 115188, 123132, 172782, 184698, 230376, 246264, 297569, 345564, 369396, 595138, 691128, 738792, 892707, 1190276, 1785414, 2380552, 2678121, 3570828, 5356242, 7141656, 10712484, 21424968]

約数ペア:

[(1, 21424968), (2, 10712484), (3, 7141656), (4, 5356242), (6, 3570828), (8, 2678121), (9, 2380552), (12, 1785414), (18, 1190276), (24, 892707), (29, 738792), (31, 691128), (36, 595138), (58, 369396), (62, 345564), (72, 297569), (87, 246264), (93, 230376), (116, 184698), (124, 172782), (174, 123132), (186, 115188), (232, 92349), (248, 86391), (261, 82088), (279, 76792), (331, 64728), (348, 61566), (372, 57594), (522, 41044), (558, 38396), (662, 32364), (696, 30783), (744, 28797), (899, 23832), (993, 21576), (1044, 20522), (1116, 19198), (1324, 16182), (1798, 11916), (1986, 10788), (2088, 10261), (2232, 9599), (2648, 8091), (2697, 7944), (2979, 7192), (3596, 5958), (3972, 5394)]