21004590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11867}}^1$

素因数の和:11936

約数の個数: 32

約数和(自身を含む): 51269760

約数和(自身を除く): 30265170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 11867, 23734, 35601, 59335, 71202, 118670, 178005, 356010, 700153, 1400306, 2100459, 3500765, 4200918, 7001530, 10502295, 21004590]

約数ペア:

[(1, 21004590), (2, 10502295), (3, 7001530), (5, 4200918), (6, 3500765), (10, 2100459), (15, 1400306), (30, 700153), (59, 356010), (118, 178005), (177, 118670), (295, 71202), (354, 59335), (590, 35601), (885, 23734), (1770, 11867)]