21799530

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8971}}^1$

素因数の和:8993

約数の個数: 48

約数和(自身を含む): 58784544

約数和(自身を除く): 36985014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8971, 17942, 26913, 44855, 53826, 80739, 89710, 134565, 161478, 242217, 269130, 403695, 484434, 726651, 807390, 1211085, 1453302, 2179953, 2422170, 3633255, 4359906, 7266510, 10899765, 21799530]

約数ペア:

[(1, 21799530), (2, 10899765), (3, 7266510), (5, 4359906), (6, 3633255), (9, 2422170), (10, 2179953), (15, 1453302), (18, 1211085), (27, 807390), (30, 726651), (45, 484434), (54, 403695), (81, 269130), (90, 242217), (135, 161478), (162, 134565), (243, 89710), (270, 80739), (405, 53826), (486, 44855), (810, 26913), (1215, 17942), (2430, 8971)]