21629121968

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1259851}}^1$

素因数の和:1259925

約数の個数: 40

約数和(自身を含む): 44523169680

約数和(自身を除く): 22894047712

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 2146, 4292, 8584, 17168, 1259851, 2519702, 5039404, 10078808, 20157616, 36535679, 46614487, 73071358, 93228974, 146142716, 186457948, 292285432, 372915896, 584570864, 745831792, 1351820123, 2703640246, 5407280492, 10814560984, 21629121968]

約数ペア:

[(1, 21629121968), (2, 10814560984), (4, 5407280492), (8, 2703640246), (16, 1351820123), (29, 745831792), (37, 584570864), (58, 372915896), (74, 292285432), (116, 186457948), (148, 146142716), (232, 93228974), (296, 73071358), (464, 46614487), (592, 36535679), (1073, 20157616), (2146, 10078808), (4292, 5039404), (8584, 2519702), (17168, 1259851)]