21432228

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 56663040

約数和(自身を除く): 35230812

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 61, 67, 69, 76, 92, 114, 122, 134, 138, 183, 201, 228, 244, 268, 276, 366, 402, 437, 732, 804, 874, 1159, 1273, 1311, 1403, 1541, 1748, 2318, 2546, 2622, 2806, 3082, 3477, 3819, 4087, 4209, 4623, 4636, 5092, 5244, 5612, 6164, 6954, 7638, 8174, 8418, 9246, 12261, 13908, 15276, 16348, 16836, 18492, 24522, 26657, 29279, 49044, 53314, 58558, 77653, 79971, 87837, 94001, 106628, 117116, 155306, 159942, 175674, 188002, 232959, 282003, 310612, 319884, 351348, 376004, 465918, 564006, 931836, 1128012, 1786019, 3572038, 5358057, 7144076, 10716114, 21432228]

約数ペア:

[(1, 21432228), (2, 10716114), (3, 7144076), (4, 5358057), (6, 3572038), (12, 1786019), (19, 1128012), (23, 931836), (38, 564006), (46, 465918), (57, 376004), (61, 351348), (67, 319884), (69, 310612), (76, 282003), (92, 232959), (114, 188002), (122, 175674), (134, 159942), (138, 155306), (183, 117116), (201, 106628), (228, 94001), (244, 87837), (268, 79971), (276, 77653), (366, 58558), (402, 53314), (437, 49044), (732, 29279), (804, 26657), (874, 24522), (1159, 18492), (1273, 16836), (1311, 16348), (1403, 15276), (1541, 13908), (1748, 12261), (2318, 9246), (2546, 8418), (2622, 8174), (2806, 7638), (3082, 6954), (3477, 6164), (3819, 5612), (4087, 5244), (4209, 5092), (4623, 4636)]