21941897908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1\times {\mathrm{54919}}^1$

素因数の和:55700

約数の個数: 48

約数和(自身を含む): 46255820800

約数和(自身を除く): 24313922892

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 751, 1502, 3004, 5257, 10514, 14269, 21028, 28538, 54919, 57076, 99883, 109838, 199766, 219676, 384433, 399532, 768866, 1043461, 1537732, 2086922, 4173844, 7304227, 14608454, 29216908, 41244169, 82488338, 164976676, 288709183, 577418366, 783639211, 1154836732, 1567278422, 3134556844, 5485474477, 10970948954, 21941897908]

約数ペア:

[(1, 21941897908), (2, 10970948954), (4, 5485474477), (7, 3134556844), (14, 1567278422), (19, 1154836732), (28, 783639211), (38, 577418366), (76, 288709183), (133, 164976676), (266, 82488338), (532, 41244169), (751, 29216908), (1502, 14608454), (3004, 7304227), (5257, 4173844), (10514, 2086922), (14269, 1537732), (21028, 1043461), (28538, 768866), (54919, 399532), (57076, 384433), (99883, 219676), (109838, 199766)]