21167691690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{42719}}^1$

素因数の和:43011

約数の個数: 64

約数和(自身を含む): 51674112000

約数和(自身を除く): 30506420310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 199, 249, 398, 415, 498, 597, 830, 995, 1194, 1245, 1990, 2490, 2985, 5970, 16517, 33034, 42719, 49551, 82585, 85438, 99102, 128157, 165170, 213595, 247755, 256314, 427190, 495510, 640785, 1281570, 3545677, 7091354, 8501081, 10637031, 17002162, 17728385, 21274062, 25503243, 35456770, 42505405, 51006486, 53185155, 85010810, 106370310, 127516215, 255032430, 705589723, 1411179446, 2116769169, 3527948615, 4233538338, 7055897230, 10583845845, 21167691690]

約数ペア:

[(1, 21167691690), (2, 10583845845), (3, 7055897230), (5, 4233538338), (6, 3527948615), (10, 2116769169), (15, 1411179446), (30, 705589723), (83, 255032430), (166, 127516215), (199, 106370310), (249, 85010810), (398, 53185155), (415, 51006486), (498, 42505405), (597, 35456770), (830, 25503243), (995, 21274062), (1194, 17728385), (1245, 17002162), (1990, 10637031), (2490, 8501081), (2985, 7091354), (5970, 3545677), (16517, 1281570), (33034, 640785), (42719, 495510), (49551, 427190), (82585, 256314), (85438, 247755), (99102, 213595), (128157, 165170)]