21167704228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{30817}}^1$

素因数の和:31132

約数の個数: 48

約数和(自身を含む): 41191585344

約数和(自身を除く): 20023881116

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 233, 268, 466, 737, 932, 1474, 2563, 2948, 5126, 10252, 15611, 30817, 31222, 61634, 62444, 123268, 171721, 338987, 343442, 677974, 686884, 1355948, 2064739, 4129478, 7180361, 8258956, 14360722, 22712129, 28721444, 45424258, 78983971, 90848516, 157967942, 315935884, 481084187, 962168374, 1924336748, 5291926057, 10583852114, 21167704228]

約数ペア:

[(1, 21167704228), (2, 10583852114), (4, 5291926057), (11, 1924336748), (22, 962168374), (44, 481084187), (67, 315935884), (134, 157967942), (233, 90848516), (268, 78983971), (466, 45424258), (737, 28721444), (932, 22712129), (1474, 14360722), (2563, 8258956), (2948, 7180361), (5126, 4129478), (10252, 2064739), (15611, 1355948), (30817, 686884), (31222, 677974), (61634, 343442), (62444, 338987), (123268, 171721)]