21417144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7499}}^1$

素因数の和:7532

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 43382856

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, 7499, 14998, 22497, 29996, 44994, 52493, 59992, 89988, 104986, 127483, 157479, 179976, 209972, 254966, 314958, 382449, 419944, 509932, 629916, 764898, 892381, 1019864, 1259832, 1529796, 1784762, 2677143, 3059592, 3569524, 5354286, 7139048, 10708572, 21417144]

約数ペア:

[(1, 21417144), (2, 10708572), (3, 7139048), (4, 5354286), (6, 3569524), (7, 3059592), (8, 2677143), (12, 1784762), (14, 1529796), (17, 1259832), (21, 1019864), (24, 892381), (28, 764898), (34, 629916), (42, 509932), (51, 419944), (56, 382449), (68, 314958), (84, 254966), (102, 209972), (119, 179976), (136, 157479), (168, 127483), (204, 104986), (238, 89988), (357, 59992), (408, 52493), (476, 44994), (714, 29996), (952, 22497), (1428, 14998), (2856, 7499)]