20210671638

素因数分解:

$2^1\times 3^3\times {\mathrm{1039}}^1\times {\mathrm{360223}}^1$

素因数の和:361273

約数の個数: 32

約数和(自身を含む): 44955955200

約数和(自身を除く): 24745283562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1039, 2078, 3117, 6234, 9351, 18702, 28053, 56106, 360223, 720446, 1080669, 2161338, 3242007, 6484014, 9726021, 19452042, 374271697, 748543394, 1122815091, 2245630182, 3368445273, 6736890546, 10105335819, 20210671638]

約数ペア:

[(1, 20210671638), (2, 10105335819), (3, 6736890546), (6, 3368445273), (9, 2245630182), (18, 1122815091), (27, 748543394), (54, 374271697), (1039, 19452042), (2078, 9726021), (3117, 6484014), (6234, 3242007), (9351, 2161338), (18702, 1080669), (28053, 720446), (56106, 360223)]