21462390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238471}}^1$

素因数の和:238484

約数の個数: 24

約数和(自身を含む): 55802448

約数和(自身を除く): 34340058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238471, 476942, 715413, 1192355, 1430826, 2146239, 2384710, 3577065, 4292478, 7154130, 10731195, 21462390]

約数ペア:

[(1, 21462390), (2, 10731195), (3, 7154130), (5, 4292478), (6, 3577065), (9, 2384710), (10, 2146239), (15, 1430826), (18, 1192355), (30, 715413), (45, 476942), (90, 238471)]