21167972340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1\times {\mathrm{4973}}^1$

素因数の和:6209

約数の個数: 96

約数和(自身を含む): 60305890176

約数和(自身を除く): 39137917836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1163, 1220, 1830, 2326, 3489, 3660, 4652, 4973, 5815, 6978, 9946, 11630, 13956, 14919, 17445, 19892, 23260, 24865, 29838, 34890, 49730, 59676, 69780, 70943, 74595, 99460, 141886, 149190, 212829, 283772, 298380, 303353, 354715, 425658, 606706, 709430, 851316, 910059, 1064145, 1213412, 1418860, 1516765, 1820118, 2128290, 3033530, 3640236, 4256580, 4550295, 5783599, 6067060, 9100590, 11567198, 17350797, 18201180, 23134396, 28917995, 34701594, 57835990, 69403188, 86753985, 115671980, 173507970, 347015940, 352799539, 705599078, 1058398617, 1411198156, 1763997695, 2116797234, 3527995390, 4233594468, 5291993085, 7055990780, 10583986170, 21167972340]

約数ペア:

[(1, 21167972340), (2, 10583986170), (3, 7055990780), (4, 5291993085), (5, 4233594468), (6, 3527995390), (10, 2116797234), (12, 1763997695), (15, 1411198156), (20, 1058398617), (30, 705599078), (60, 352799539), (61, 347015940), (122, 173507970), (183, 115671980), (244, 86753985), (305, 69403188), (366, 57835990), (610, 34701594), (732, 28917995), (915, 23134396), (1163, 18201180), (1220, 17350797), (1830, 11567198), (2326, 9100590), (3489, 6067060), (3660, 5783599), (4652, 4550295), (4973, 4256580), (5815, 3640236), (6978, 3033530), (9946, 2128290), (11630, 1820118), (13956, 1516765), (14919, 1418860), (17445, 1213412), (19892, 1064145), (23260, 910059), (24865, 851316), (29838, 709430), (34890, 606706), (49730, 425658), (59676, 354715), (69780, 303353), (70943, 298380), (74595, 283772), (99460, 212829), (141886, 149190)]