21167992420

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1013}}^1\times {\mathrm{3011}}^1$

素因数の和:4380

約数の個数: 48

約数和(自身を含む): 44639719488

約数和(自身を除く): 23471727068

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1013, 1388, 1735, 2026, 3011, 3470, 4052, 5065, 6022, 6940, 10130, 12044, 15055, 20260, 30110, 60220, 351511, 703022, 1044817, 1406044, 1757555, 2089634, 3050143, 3515110, 4179268, 5224085, 6100286, 7030220, 10448170, 12200572, 15250715, 20896340, 30501430, 61002860, 1058399621, 2116799242, 4233598484, 5291998105, 10583996210, 21167992420]

約数ペア:

[(1, 21167992420), (2, 10583996210), (4, 5291998105), (5, 4233598484), (10, 2116799242), (20, 1058399621), (347, 61002860), (694, 30501430), (1013, 20896340), (1388, 15250715), (1735, 12200572), (2026, 10448170), (3011, 7030220), (3470, 6100286), (4052, 5224085), (5065, 4179268), (6022, 3515110), (6940, 3050143), (10130, 2089634), (12044, 1757555), (15055, 1406044), (20260, 1044817), (30110, 703022), (60220, 351511)]