2021118890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{1493}}^1$

素因数の和:1823

約数の個数: 64

約数和(自身を含む): 4228713216

約数和(自身を除く): 2207594326

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 233, 415, 466, 581, 830, 1162, 1165, 1493, 1631, 2330, 2905, 2986, 3262, 5810, 7465, 8155, 10451, 14930, 16310, 19339, 20902, 38678, 52255, 96695, 104510, 123919, 135373, 193390, 247838, 270746, 347869, 619595, 676865, 695738, 867433, 1239190, 1353730, 1734866, 1739345, 2435083, 3478690, 4337165, 4870166, 8674330, 12175415, 24350830, 28873127, 57746254, 144365635, 202111889, 288731270, 404223778, 1010559445, 2021118890]

約数ペア:

[(1, 2021118890), (2, 1010559445), (5, 404223778), (7, 288731270), (10, 202111889), (14, 144365635), (35, 57746254), (70, 28873127), (83, 24350830), (166, 12175415), (233, 8674330), (415, 4870166), (466, 4337165), (581, 3478690), (830, 2435083), (1162, 1739345), (1165, 1734866), (1493, 1353730), (1631, 1239190), (2330, 867433), (2905, 695738), (2986, 676865), (3262, 619595), (5810, 347869), (7465, 270746), (8155, 247838), (10451, 193390), (14930, 135373), (16310, 123919), (19339, 104510), (20902, 96695), (38678, 52255)]