21733088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 46675440

約数和(自身を除く): 24942352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 587, 712, 1157, 1174, 1424, 2314, 2348, 2848, 4628, 4696, 7631, 9256, 9392, 15262, 18512, 18784, 30524, 37024, 52243, 61048, 104486, 122096, 208972, 244192, 417944, 679159, 835888, 1358318, 1671776, 2716636, 5433272, 10866544, 21733088]

約数ペア:

[(1, 21733088), (2, 10866544), (4, 5433272), (8, 2716636), (13, 1671776), (16, 1358318), (26, 835888), (32, 679159), (52, 417944), (89, 244192), (104, 208972), (178, 122096), (208, 104486), (356, 61048), (416, 52243), (587, 37024), (712, 30524), (1157, 18784), (1174, 18512), (1424, 15262), (2314, 9392), (2348, 9256), (2848, 7631), (4628, 4696)]