2021065904

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:787

約数の個数: 120

約数和(自身を含む): 4678252656

約数和(自身を除く): 2657186752

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 131, 143, 176, 208, 242, 262, 286, 484, 524, 572, 613, 968, 1048, 1144, 1226, 1441, 1573, 1703, 1936, 2096, 2288, 2452, 2882, 3146, 3406, 4904, 5764, 6292, 6743, 6812, 7969, 9808, 11528, 12584, 13486, 13624, 15851, 15938, 18733, 23056, 25168, 26972, 27248, 31702, 31876, 37466, 53944, 63404, 63752, 74173, 74932, 80303, 87659, 107888, 126808, 127504, 148346, 149864, 160606, 175318, 206063, 253616, 296692, 299728, 321212, 350636, 412126, 593384, 642424, 701272, 824252, 883333, 964249, 1043939, 1186768, 1284848, 1402544, 1648504, 1766666, 1928498, 2087878, 3297008, 3533332, 3856996, 4175756, 7066664, 7713992, 8351512, 9716663, 11483329, 14133328, 15427984, 16703024, 19433326, 22966658, 38866652, 45933316, 77733304, 91866632, 126316619, 155466608, 183733264, 252633238, 505266476, 1010532952, 2021065904]

約数ペア:

[(1, 2021065904), (2, 1010532952), (4, 505266476), (8, 252633238), (11, 183733264), (13, 155466608), (16, 126316619), (22, 91866632), (26, 77733304), (44, 45933316), (52, 38866652), (88, 22966658), (104, 19433326), (121, 16703024), (131, 15427984), (143, 14133328), (176, 11483329), (208, 9716663), (242, 8351512), (262, 7713992), (286, 7066664), (484, 4175756), (524, 3856996), (572, 3533332), (613, 3297008), (968, 2087878), (1048, 1928498), (1144, 1766666), (1226, 1648504), (1441, 1402544), (1573, 1284848), (1703, 1186768), (1936, 1043939), (2096, 964249), (2288, 883333), (2452, 824252), (2882, 701272), (3146, 642424), (3406, 593384), (4904, 412126), (5764, 350636), (6292, 321212), (6743, 299728), (6812, 296692), (7969, 253616), (9808, 206063), (11528, 175318), (12584, 160606), (13486, 149864), (13624, 148346), (15851, 127504), (15938, 126808), (18733, 107888), (23056, 87659), (25168, 80303), (26972, 74932), (27248, 74173), (31702, 63752), (31876, 63404), (37466, 53944)]