21035630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1649

約数の個数: 64

約数和(自身を含む): 50015232

約数和(自身を除く): 28979602

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1607, 1870, 2618, 3214, 6545, 8035, 11249, 13090, 16070, 17677, 22498, 27319, 35354, 54638, 56245, 88385, 112490, 123739, 136595, 176770, 191233, 247478, 273190, 300509, 382466, 601018, 618695, 956165, 1237390, 1502545, 1912330, 2103563, 3005090, 4207126, 10517815, 21035630]

約数ペア:

[(1, 21035630), (2, 10517815), (5, 4207126), (7, 3005090), (10, 2103563), (11, 1912330), (14, 1502545), (17, 1237390), (22, 956165), (34, 618695), (35, 601018), (55, 382466), (70, 300509), (77, 273190), (85, 247478), (110, 191233), (119, 176770), (154, 136595), (170, 123739), (187, 112490), (238, 88385), (374, 56245), (385, 54638), (595, 35354), (770, 27319), (935, 22498), (1190, 17677), (1309, 16070), (1607, 13090), (1870, 11249), (2618, 8035), (3214, 6545)]