21773392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1$

素因数の和:1163

約数の個数: 40

約数和(自身を含む): 45111200

約数和(自身を除く): 23337808

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1069, 1072, 1273, 2138, 2546, 4276, 5092, 8552, 10184, 17104, 20311, 20368, 40622, 71623, 81244, 143246, 162488, 286492, 324976, 572984, 1145968, 1360837, 2721674, 5443348, 10886696, 21773392]

約数ペア:

[(1, 21773392), (2, 10886696), (4, 5443348), (8, 2721674), (16, 1360837), (19, 1145968), (38, 572984), (67, 324976), (76, 286492), (134, 162488), (152, 143246), (268, 81244), (304, 71623), (536, 40622), (1069, 20368), (1072, 20311), (1273, 17104), (2138, 10184), (2546, 8552), (4276, 5092)]