21063400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 54014400

約数和(自身を除く): 32951000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 152, 184, 190, 200, 230, 241, 380, 437, 460, 475, 482, 575, 760, 874, 920, 950, 964, 1150, 1205, 1748, 1900, 1928, 2185, 2300, 2410, 3496, 3800, 4370, 4579, 4600, 4820, 5543, 6025, 8740, 9158, 9640, 10925, 11086, 12050, 17480, 18316, 21850, 22172, 22895, 24100, 27715, 36632, 43700, 44344, 45790, 48200, 55430, 87400, 91580, 105317, 110860, 114475, 138575, 183160, 210634, 221720, 228950, 277150, 421268, 457900, 526585, 554300, 842536, 915800, 1053170, 1108600, 2106340, 2632925, 4212680, 5265850, 10531700, 21063400]

約数ペア:

[(1, 21063400), (2, 10531700), (4, 5265850), (5, 4212680), (8, 2632925), (10, 2106340), (19, 1108600), (20, 1053170), (23, 915800), (25, 842536), (38, 554300), (40, 526585), (46, 457900), (50, 421268), (76, 277150), (92, 228950), (95, 221720), (100, 210634), (115, 183160), (152, 138575), (184, 114475), (190, 110860), (200, 105317), (230, 91580), (241, 87400), (380, 55430), (437, 48200), (460, 45790), (475, 44344), (482, 43700), (575, 36632), (760, 27715), (874, 24100), (920, 22895), (950, 22172), (964, 21850), (1150, 18316), (1205, 17480), (1748, 12050), (1900, 11086), (1928, 10925), (2185, 9640), (2300, 9158), (2410, 8740), (3496, 6025), (3800, 5543), (4370, 4820), (4579, 4600)]