21386166

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 44776800

約数和(自身を除く): 23390634

約数列:

[1, 2, 3, 6, 29, 58, 87, 89, 174, 178, 267, 534, 1381, 2581, 2762, 4143, 5162, 7743, 8286, 15486, 40049, 80098, 120147, 122909, 240294, 245818, 368727, 737454, 3564361, 7128722, 10693083, 21386166]

約数ペア:

[(1, 21386166), (2, 10693083), (3, 7128722), (6, 3564361), (29, 737454), (58, 368727), (87, 245818), (89, 240294), (174, 122909), (178, 120147), (267, 80098), (534, 40049), (1381, 15486), (2581, 8286), (2762, 7743), (4143, 5162)]