21617190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34313}}^1$

素因数の和:34333

約数の個数: 48

約数和(自身を含む): 64235808

約数和(自身を除く): 42618618

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34313, 68626, 102939, 171565, 205878, 240191, 308817, 343130, 480382, 514695, 617634, 720573, 1029390, 1200955, 1441146, 1544085, 2161719, 2401910, 3088170, 3602865, 4323438, 7205730, 10808595, 21617190]

約数ペア:

[(1, 21617190), (2, 10808595), (3, 7205730), (5, 4323438), (6, 3602865), (7, 3088170), (9, 2401910), (10, 2161719), (14, 1544085), (15, 1441146), (18, 1200955), (21, 1029390), (30, 720573), (35, 617634), (42, 514695), (45, 480382), (63, 343130), (70, 308817), (90, 240191), (105, 205878), (126, 171565), (210, 102939), (315, 68626), (630, 34313)]