21934262

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 40334112

約数和(自身を除く): 18399850

約数列:

[1, 2, 7, 14, 41, 49, 53, 82, 98, 103, 106, 206, 287, 371, 574, 721, 742, 1442, 2009, 2173, 2597, 4018, 4223, 4346, 5047, 5194, 5459, 8446, 10094, 10918, 15211, 29561, 30422, 38213, 59122, 76426, 106477, 206927, 212954, 223819, 267491, 413854, 447638, 534982, 1566733, 3133466, 10967131, 21934262]

約数ペア:

[(1, 21934262), (2, 10967131), (7, 3133466), (14, 1566733), (41, 534982), (49, 447638), (53, 413854), (82, 267491), (98, 223819), (103, 212954), (106, 206927), (206, 106477), (287, 76426), (371, 59122), (574, 38213), (721, 30422), (742, 29561), (1442, 15211), (2009, 10918), (2173, 10094), (2597, 8446), (4018, 5459), (4223, 5194), (4346, 5047)]