21785438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 36352800

約数和(自身を除く): 14567362

約数列:

[1, 2, 19, 29, 38, 53, 58, 106, 373, 551, 746, 1007, 1102, 1537, 2014, 3074, 7087, 10817, 14174, 19769, 21634, 29203, 39538, 58406, 205523, 375611, 411046, 573301, 751222, 1146602, 10892719, 21785438]

約数ペア:

[(1, 21785438), (2, 10892719), (19, 1146602), (29, 751222), (38, 573301), (53, 411046), (58, 375611), (106, 205523), (373, 58406), (551, 39538), (746, 29203), (1007, 21634), (1102, 19769), (1537, 14174), (2014, 10817), (3074, 7087)]