21477744

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{599}}^1$

素因数の和:699

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 41018256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 599, 664, 747, 996, 1198, 1328, 1494, 1797, 1992, 2241, 2396, 2988, 3594, 3984, 4482, 4792, 5391, 5976, 7188, 8964, 9584, 10782, 11952, 14376, 16173, 17928, 21564, 28752, 32346, 35856, 43128, 49717, 64692, 86256, 99434, 129384, 149151, 198868, 258768, 298302, 397736, 447453, 596604, 795472, 894906, 1193208, 1342359, 1789812, 2386416, 2684718, 3579624, 5369436, 7159248, 10738872, 21477744]

約数ペア:

[(1, 21477744), (2, 10738872), (3, 7159248), (4, 5369436), (6, 3579624), (8, 2684718), (9, 2386416), (12, 1789812), (16, 1342359), (18, 1193208), (24, 894906), (27, 795472), (36, 596604), (48, 447453), (54, 397736), (72, 298302), (83, 258768), (108, 198868), (144, 149151), (166, 129384), (216, 99434), (249, 86256), (332, 64692), (432, 49717), (498, 43128), (599, 35856), (664, 32346), (747, 28752), (996, 21564), (1198, 17928), (1328, 16173), (1494, 14376), (1797, 11952), (1992, 10782), (2241, 9584), (2396, 8964), (2988, 7188), (3594, 5976), (3984, 5391), (4482, 4792)]