21227100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 61923120

約数和(自身を除く): 40696020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 173, 300, 346, 409, 519, 692, 818, 865, 1038, 1227, 1636, 1730, 2045, 2076, 2454, 2595, 3460, 4090, 4325, 4908, 5190, 6135, 8180, 8650, 10225, 10380, 12270, 12975, 17300, 20450, 24540, 25950, 30675, 40900, 51900, 61350, 70757, 122700, 141514, 212271, 283028, 353785, 424542, 707570, 849084, 1061355, 1415140, 1768925, 2122710, 3537850, 4245420, 5306775, 7075700, 10613550, 21227100]

約数ペア:

[(1, 21227100), (2, 10613550), (3, 7075700), (4, 5306775), (5, 4245420), (6, 3537850), (10, 2122710), (12, 1768925), (15, 1415140), (20, 1061355), (25, 849084), (30, 707570), (50, 424542), (60, 353785), (75, 283028), (100, 212271), (150, 141514), (173, 122700), (300, 70757), (346, 61350), (409, 51900), (519, 40900), (692, 30675), (818, 25950), (865, 24540), (1038, 20450), (1227, 17300), (1636, 12975), (1730, 12270), (2045, 10380), (2076, 10225), (2454, 8650), (2595, 8180), (3460, 6135), (4090, 5190), (4325, 4908)]