21288384

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2874

約数の個数: 84

約数和(自身を含む): 65736216

約数和(自身を除く): 44447832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2843, 3744, 5686, 7488, 8529, 11372, 17058, 22744, 25587, 34116, 36959, 45488, 51174, 68232, 73918, 90976, 102348, 110877, 136464, 147836, 181952, 204696, 221754, 272928, 295672, 332631, 409392, 443508, 545856, 591344, 665262, 818784, 887016, 1182688, 1330524, 1637568, 1774032, 2365376, 2661048, 3548064, 5322096, 7096128, 10644192, 21288384]

約数ペア:

[(1, 21288384), (2, 10644192), (3, 7096128), (4, 5322096), (6, 3548064), (8, 2661048), (9, 2365376), (12, 1774032), (13, 1637568), (16, 1330524), (18, 1182688), (24, 887016), (26, 818784), (32, 665262), (36, 591344), (39, 545856), (48, 443508), (52, 409392), (64, 332631), (72, 295672), (78, 272928), (96, 221754), (104, 204696), (117, 181952), (144, 147836), (156, 136464), (192, 110877), (208, 102348), (234, 90976), (288, 73918), (312, 68232), (416, 51174), (468, 45488), (576, 36959), (624, 34116), (832, 25587), (936, 22744), (1248, 17058), (1872, 11372), (2496, 8529), (2843, 7488), (3744, 5686)]