21370336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 46315584

約数和(自身を除く): 24945248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1093, 1222, 1504, 2186, 2444, 4372, 4888, 8744, 9776, 14209, 17488, 19552, 28418, 34976, 51371, 56836, 102742, 113672, 205484, 227344, 410968, 454688, 667823, 821936, 1335646, 1643872, 2671292, 5342584, 10685168, 21370336]

約数ペア:

[(1, 21370336), (2, 10685168), (4, 5342584), (8, 2671292), (13, 1643872), (16, 1335646), (26, 821936), (32, 667823), (47, 454688), (52, 410968), (94, 227344), (104, 205484), (188, 113672), (208, 102742), (376, 56836), (416, 51371), (611, 34976), (752, 28418), (1093, 19552), (1222, 17488), (1504, 14209), (2186, 9776), (2444, 8744), (4372, 4888)]