21125502

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{5839}}^1$

素因数の和:5917

約数の個数: 32

約数和(自身を含む): 47654400

約数和(自身を除く): 26528898

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 134, 201, 402, 603, 1206, 1809, 3618, 5839, 11678, 17517, 35034, 52551, 105102, 157653, 315306, 391213, 782426, 1173639, 2347278, 3520917, 7041834, 10562751, 21125502]

約数ペア:

[(1, 21125502), (2, 10562751), (3, 7041834), (6, 3520917), (9, 2347278), (18, 1173639), (27, 782426), (54, 391213), (67, 315306), (134, 157653), (201, 105102), (402, 52551), (603, 35034), (1206, 17517), (1809, 11678), (3618, 5839)]