21696330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9907}}^1$

素因数の和:9990

約数の個数: 32

約数和(自身を含む): 52789824

約数和(自身を除く): 31093494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9907, 19814, 29721, 49535, 59442, 99070, 148605, 297210, 723211, 1446422, 2169633, 3616055, 4339266, 7232110, 10848165, 21696330]

約数ペア:

[(1, 21696330), (2, 10848165), (3, 7232110), (5, 4339266), (6, 3616055), (10, 2169633), (15, 1446422), (30, 723211), (73, 297210), (146, 148605), (219, 99070), (365, 59442), (438, 49535), (730, 29721), (1095, 19814), (2190, 9907)]