21988344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7699}}^1$

素因数の和:7732

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 44539656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7699, 15398, 23097, 30796, 46194, 53893, 61592, 92388, 107786, 130883, 161679, 184776, 215572, 261766, 323358, 392649, 431144, 523532, 646716, 785298, 916181, 1047064, 1293432, 1570596, 1832362, 2748543, 3141192, 3664724, 5497086, 7329448, 10994172, 21988344]

約数ペア:

[(1, 21988344), (2, 10994172), (3, 7329448), (4, 5497086), (6, 3664724), (7, 3141192), (8, 2748543), (12, 1832362), (14, 1570596), (17, 1293432), (21, 1047064), (24, 916181), (28, 785298), (34, 646716), (42, 523532), (51, 431144), (56, 392649), (68, 323358), (84, 261766), (102, 215572), (119, 184776), (136, 161679), (168, 130883), (204, 107786), (238, 92388), (357, 61592), (408, 53893), (476, 46194), (714, 30796), (952, 23097), (1428, 15398), (2856, 7699)]