21013514144

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3234839}}^1$

素因数の和:3234885

約数の個数: 48

約数和(自身を含む): 48910780800

約数和(自身を除く): 27897266656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 3248, 6496, 3234839, 6469678, 12939356, 22643873, 25878712, 45287746, 51757424, 90575492, 93810331, 103514848, 181150984, 187620662, 362301968, 375241324, 656672317, 724603936, 750482648, 1313344634, 1500965296, 2626689268, 3001930592, 5253378536, 10506757072, 21013514144]

約数ペア:

[(1, 21013514144), (2, 10506757072), (4, 5253378536), (7, 3001930592), (8, 2626689268), (14, 1500965296), (16, 1313344634), (28, 750482648), (29, 724603936), (32, 656672317), (56, 375241324), (58, 362301968), (112, 187620662), (116, 181150984), (203, 103514848), (224, 93810331), (232, 90575492), (406, 51757424), (464, 45287746), (812, 25878712), (928, 22643873), (1624, 12939356), (3248, 6469678), (6496, 3234839)]