21235965

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 35392896

約数和(自身を除く): 14156931

約数列:

[1, 3, 5, 15, 37, 83, 111, 185, 249, 415, 461, 555, 1245, 1383, 2305, 3071, 6915, 9213, 15355, 17057, 38263, 46065, 51171, 85285, 114789, 191315, 255855, 573945, 1415731, 4247193, 7078655, 21235965]

約数ペア:

[(1, 21235965), (3, 7078655), (5, 4247193), (15, 1415731), (37, 573945), (83, 255855), (111, 191315), (185, 114789), (249, 85285), (415, 51171), (461, 46065), (555, 38263), (1245, 17057), (1383, 15355), (2305, 9213), (3071, 6915)]