21136542

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4229}}^1$

素因数の和:4265

約数の個数: 48

約数和(自身を含む): 52079760

約数和(自身を除く): 30943218

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 4229, 4998, 8458, 12687, 25374, 29603, 59206, 71893, 88809, 143786, 177618, 207221, 215679, 414442, 431358, 503251, 621663, 1006502, 1243326, 1509753, 3019506, 3522757, 7045514, 10568271, 21136542]

約数ペア:

[(1, 21136542), (2, 10568271), (3, 7045514), (6, 3522757), (7, 3019506), (14, 1509753), (17, 1243326), (21, 1006502), (34, 621663), (42, 503251), (49, 431358), (51, 414442), (98, 215679), (102, 207221), (119, 177618), (147, 143786), (238, 88809), (294, 71893), (357, 59206), (714, 29603), (833, 25374), (1666, 12687), (2499, 8458), (4229, 4998)]