21284532

素因数分解:

$2^2\times 3^4\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 56105280

約数和(自身を除く): 34820748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 179, 324, 358, 367, 537, 716, 734, 1074, 1101, 1468, 1611, 2148, 2202, 3222, 3303, 4404, 4833, 6444, 6606, 9666, 9909, 13212, 14499, 19332, 19818, 28998, 29727, 39636, 57996, 59454, 65693, 118908, 131386, 197079, 262772, 394158, 591237, 788316, 1182474, 1773711, 2364948, 3547422, 5321133, 7094844, 10642266, 21284532]

約数ペア:

[(1, 21284532), (2, 10642266), (3, 7094844), (4, 5321133), (6, 3547422), (9, 2364948), (12, 1773711), (18, 1182474), (27, 788316), (36, 591237), (54, 394158), (81, 262772), (108, 197079), (162, 131386), (179, 118908), (324, 65693), (358, 59454), (367, 57996), (537, 39636), (716, 29727), (734, 28998), (1074, 19818), (1101, 19332), (1468, 14499), (1611, 13212), (2148, 9909), (2202, 9666), (3222, 6606), (3303, 6444), (4404, 4833)]