21533344

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 72

約数和(自身を含む): 51020928

約数和(自身を除く): 29487584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 443, 496, 784, 868, 886, 992, 1519, 1568, 1736, 1772, 3038, 3101, 3472, 3544, 6076, 6202, 6944, 7088, 12152, 12404, 13733, 14176, 21707, 24304, 24808, 27466, 43414, 48608, 49616, 54932, 86828, 96131, 99232, 109864, 173656, 192262, 219728, 347312, 384524, 439456, 672917, 694624, 769048, 1345834, 1538096, 2691668, 3076192, 5383336, 10766672, 21533344]

約数ペア:

[(1, 21533344), (2, 10766672), (4, 5383336), (7, 3076192), (8, 2691668), (14, 1538096), (16, 1345834), (28, 769048), (31, 694624), (32, 672917), (49, 439456), (56, 384524), (62, 347312), (98, 219728), (112, 192262), (124, 173656), (196, 109864), (217, 99232), (224, 96131), (248, 86828), (392, 54932), (434, 49616), (443, 48608), (496, 43414), (784, 27466), (868, 24808), (886, 24304), (992, 21707), (1519, 14176), (1568, 13733), (1736, 12404), (1772, 12152), (3038, 7088), (3101, 6944), (3472, 6202), (3544, 6076)]