21495752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{883}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 42962400

約数和(自身を除く): 21466648

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 358, 716, 883, 1432, 1766, 3043, 3532, 6086, 7064, 12172, 15011, 24344, 30022, 60044, 120088, 158057, 316114, 632228, 1264456, 2686969, 5373938, 10747876, 21495752]

約数ペア:

[(1, 21495752), (2, 10747876), (4, 5373938), (8, 2686969), (17, 1264456), (34, 632228), (68, 316114), (136, 158057), (179, 120088), (358, 60044), (716, 30022), (883, 24344), (1432, 15011), (1766, 12172), (3043, 7064), (3532, 6086)]