21922790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 40684896

約数和(自身を除く): 18762106

約数列:

[1, 2, 5, 10, 61, 83, 122, 166, 305, 415, 433, 610, 830, 866, 2165, 4330, 5063, 10126, 25315, 26413, 35939, 50630, 52826, 71878, 132065, 179695, 264130, 359390, 2192279, 4384558, 10961395, 21922790]

約数ペア:

[(1, 21922790), (2, 10961395), (5, 4384558), (10, 2192279), (61, 359390), (83, 264130), (122, 179695), (166, 132065), (305, 71878), (415, 52826), (433, 50630), (610, 35939), (830, 26413), (866, 25315), (2165, 10126), (4330, 5063)]