21308202

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 26540118

約数列:

[1, 2, 3, 6, 9, 18, 47, 89, 94, 141, 178, 267, 282, 283, 423, 534, 566, 801, 846, 849, 1602, 1698, 2547, 4183, 5094, 8366, 12549, 13301, 25098, 25187, 26602, 37647, 39903, 50374, 75294, 75561, 79806, 119709, 151122, 226683, 239418, 453366, 1183789, 2367578, 3551367, 7102734, 10654101, 21308202]

約数ペア:

[(1, 21308202), (2, 10654101), (3, 7102734), (6, 3551367), (9, 2367578), (18, 1183789), (47, 453366), (89, 239418), (94, 226683), (141, 151122), (178, 119709), (267, 79806), (282, 75561), (283, 75294), (423, 50374), (534, 39903), (566, 37647), (801, 26602), (846, 25187), (849, 25098), (1602, 13301), (1698, 12549), (2547, 8366), (4183, 5094)]