21396852

素因数分解:

$2^2\times 3^3\times {\mathrm{67}}^1\times {\mathrm{2957}}^1$

素因数の和:3037

約数の個数: 48

約数和(自身を含む): 56320320

約数和(自身を除く): 34923468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 108, 134, 201, 268, 402, 603, 804, 1206, 1809, 2412, 2957, 3618, 5914, 7236, 8871, 11828, 17742, 26613, 35484, 53226, 79839, 106452, 159678, 198119, 319356, 396238, 594357, 792476, 1188714, 1783071, 2377428, 3566142, 5349213, 7132284, 10698426, 21396852]

約数ペア:

[(1, 21396852), (2, 10698426), (3, 7132284), (4, 5349213), (6, 3566142), (9, 2377428), (12, 1783071), (18, 1188714), (27, 792476), (36, 594357), (54, 396238), (67, 319356), (108, 198119), (134, 159678), (201, 106452), (268, 79839), (402, 53226), (603, 35484), (804, 26613), (1206, 17742), (1809, 11828), (2412, 8871), (2957, 7236), (3618, 5914)]